Answer:
17%
Explanation:
Answer:
17%
Explanation:
What factor determines when an animal species will enter an ecosystem in succession?
The actual species involved in a succession in a particular area are controlled by such factors as the geology and history of the area, the climate, microclimate, weather, soil type and other environmental factors.
The factors that determine when an animal species will enter an ecosystem in succession are weather, climate, soil, and environmental factors.
What is succession?Ecological succession is the operation of change in an ecological community's species composition over time. The time frame can be many decades or less or more.
The process by which a region's species and habitat mix evolve over time is called ecological succession. The biotic and climatic variables that might wipe out a region's population are the fundamental causes of ecological succession. Climate influences are present in wind, fire, soil erosion, and natural disasters.
Thus, weather, climate, soil, and environmental conditions all play a role in determining when an animal species will successively enter an ecosystem.
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Why is Right handed dominant and Left handed recessive?
Answer:
The right-handed dominant and left-handed are recessive because the left hemisphere also controls the movements of the right hand.
Explanation:
Hand preference probably arises as part of the developmental process that differentiates the right and left sides of the body (called right-left asymmetry). More specifically, handedness appears to be related to differences between the right and left halves (hemispheres ) of the brain.
If a defibrillator manufacturer claims that its device terminates ventricular fibrillation on the first shock 95% of the time, you should:
If a defibrillator manufacturer claims that its device terminates ventricular fibrillation on the first shock 95% of the time, you should: recognize that this does not mean it will save more lives.
DefibrillatorThe purpose of defibrillators is to restore a normal heartbeat by shocking or sending an electric pulse to the heart. They are employed to stop or treat irregular heartbeats that are too slow or too fast, or arrhythmia. Defibrillators can also restart the heart's rhythm if it stops suddenly. Defibrillators operate differently depending on the type. People who are having cardiac arrest can be saved by using automated external defibrillators (AEDs), which are increasingly commonplace in many public areas. These gadgets can be used in an emergency by unskilled witnesses. People who have a high risk of developing a life-threatening arrhythmia may benefit from using other defibrillators to avoid sudden death.
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(b) What are the differences between reproduction in Rhizopus and in maize.
The Zygomycetes fungal family, which often lives on dead and decaying plant matter, includes Rhizopus, arguably the best-known genus in the group.
Typically, maize is used to make animal feed. It undergoes extensive processing to produce a wide range of goods, including cornmeal, grits, starch, flour, tortillas, snacks, and morning cereals.
How does reproduce Rhizopus and maize?A fungus's species name is Rhizopus. By producing spores, they reproduce asexually. The hyphae that make up the fungus's body create the sporangium. A swelling structure called the sporangium is at the end of the filaments carrying the spores.Drilling for maize seed should be done evenly and into moisture. For maize to flourish, soil temperatures must be 8C in the morning for four to five days.The differences between reproduction in Rhizopus and maize:
Rhizopus reproduction:
It reproduces by vegetative, asexual, and sexual mechanisms.
Rhizopus Vegetative Reproduction
The Rhizopus thallus can occasionally shatter into a few fragments by accident or due to other causes, and under the right circumstances, each fragment will grow into a new thallus.
Rhizopus Asexual Reproduction
Both sporangiospores and chlamydospores can be used for asexual reproduction.
Maize reproduction:
Both male and female reproductive organs are present in maize plants, which reproduce through self-pollination and cross-pollination.
The female component (the ear) extends from a central stalk in most commercially viable maize genotypes, whereas the male structure (the tassel) extends from the top of the stalk.
The wind carries pollen from the tassel to other maize plants, where it fertilizes the individual kernels on the ear. Maize can have ears that are anywhere between 2.5 and 45 cm long. The size, shape, and color of the kernels vary greatly as well.
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Rhizopus can reproduce sexually when two compatible and physiologically different mycelia are present.
Maize plants contain both male and female reproductive structures and image by both cross-pollination and self-pollination
How does Rhizopus reproduce?
Rhizopus species reproduce asexually via spores. Rhizopus species reproduce asexually via spores.
How does reproduce Rhizopus and maize?A fungus's species name is Rhizopus. By producing spores, they reproduce asexually. The hyphae that make up the fungus's body form the sporangium. A swelling system called the sporangium is at the end of the filaments maintaining the spores.
Drilling for maize seed should be done evenly and into water. For maize to grow, soil temperatures must be 8C in the morning for four to five days.
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What location is the site of an active amethyst mine?
Amethyst Mine Panorama is located just 60KM East of Thunder Bay Ontario, on the gorgeous Lake Superior Circle Route. Open 7 days a week, holidays contained, from June 1st until October 1st. This active working amethyst mine greets visitors on a seasonal basis.
What location is the site of an active amethyst mine in Arizona?The Arizona Amethyst is drilled in the Four Peaks Mountain Range, which is right further of Fountain Hills. In fact you can see the mountain range right from Sami's store!
Where is the best amethyst mined?Though the vast majority of the amethyst in the need is from Brazil and Uruguay, gem dealers will tell you that some of the finest amethyst arrives from Africa.
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The flow of information from mrna to proteins during gene expression is called __________.
According to the research, the correct option is translation, the flow of information from mrna to proteins during gene expression is called Translation.
What is Translation?It is the process where the information from mRNA is read to form a polypeptide chain, which is basically a protein with a linear structure.
For genes to encode information and synthesize proteins, a whole process of reading and coding DNA, RNA of different types, as well as the involvement of ribosomes, is necessary.
Therefore, we can conclude that according to the research, the correct option is translation, the flow of information from mrna to proteins during gene expression is called Translation.
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Most gastric ulcers are caused by _____________.
a. excessive mental stress
b. overuse of aspirin and /or ibuprofen
c. overconsumption of alcohol
d. bacteria
Most of the gastric ulcers are caused by bacteria.
A sore when forms on the oesophageal, stomach, or small intestine lining. When stomach acid affects the lining of the digestive tract, ulcers develop. It is referred into three distinct ulcers-
An ulcer on the lining of the stomach or the first section of small intestine is referred to as a peptic ulcer.A gastric ulcer is referred to as such if it develops in stomach. Duodenal ulcers are those that occur in the duodenum.The causative agents of ulcer-
The majority of ulcers are brought on by an infection with the bacteria or germ H. pylori. The mucus that covers the lining of your stomach and the first portion of your small intestine is damaged by this bacteria (the duodenum)Another major reason are NSAIDs (non-steroidal anti-inflammatory drugs). These include over-the-counter painkillers and antipyretics such aspirin, ibuprofen, and naproxenLifestyle factors such as stress and alcohol consumptionThe answer to the most causative factor for gastric ulcer is d) bacteria.
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Proteins are polymers produced by linking together amino acids, where the amino group of one will react with the acid group of another. What type of functional group is produced
The Functional group produced is Amide.
The most typical way to make amides is by reacting an acid chloride with ammonia, a 1o amine, or a 2o amine. In a similar procedure, an amide can be created by reacting an amine with a carboxylic acid using a coupling agent like DCC. An acid anhydride and an amine can be combined to create simple amides. Finally, a carboxylic acid and an amine can directly react to generate amides.
However, because to the severity of the circumstances, this response is not frequently used. Because the Y group of an amide's nitrogen-containing atom has a weak ability to act as a leaving group, amides are comparatively inert to nucleophilic acyl substitutions.
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How would a biologist explain how an animal became well camouflaged to its environment?
More camouflaged individuals have the better chances of survival until all the individuals that remain are all well camouflaged.
What s natural selection?The term natural selection implies that organisms that we well adapted to their environment tend to survive better and have the opportunity to reproduce. This is based on the principle of the survival of the fittest.
These organisms tend to pass on these favorable traits to their offspring and thus the gene pool is changed as only the organisms that have these favorable genes remain.
If camouflage helps an organism to survive better in its habitat, then it follows that more camouflaged individuals have the better chances of survival until all the individuals that remain are all well camouflaged.
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Identify the highlighted artery. Identify the highlighted artery. right coronary marginal circumflex left coronary
Highlighted artery is right coronary.
What is artery?The blood channels that carry oxygen-rich blood from the heart to the body's tissues are called arteries. Each artery consists of three layers and is a muscular tube bordered by smooth tissue. The endothelium, a smooth tissue, lines the intima, the inner layer.Blood is transported from your heart through arteries.All body parts have arteries, with the exception of the hair, nails, epidermis, cartilages, and cornea. In the limbs, they run along the flexor surface, where they are less vulnerable to injury, and the larger trunks typically occupy the most protected positions.A conduit that carries blood from the heart to the body's extremities is called an artery. Every artery, with the exception of the pulmonary artery, carries oxygenated blood. The ascending aorta, aortic arch, thoracic aorta, and abdominal aorta are the four divisions of the aorta, which is the biggest artery in the body.
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Antenna-like nerve endings in the retina, called _____, respond to all wavelengths of visible light and give us the ability to distinguish light from dark.
Antenna-like nerve endings in the retina, called rods, respond to all wavelengths of visible light and give us the ability to distinguish light from dark.
What about the eye in human?As a sensory organ, the eye is. It gathers light from the external environment that can be seen and transforms it into nerve impulses. These signals are sent by the optic nerve to the brain, which interprets them to produce an image and enable sight.Unique cells called photoreceptors are found in the retina, a layer of tissue at the back of the eye, and they are responsible for turning light into electrical signals when it strikes the retina.The optic nerve carries these electrical signals from the retina to the brain.Your eyes send signals to your brain, which then interprets those signals to produce visual images. They are essential to how well you can see. Each optic nerve is made up of millions of nerve fibers. Loss of vision in one or both eyes can result from damage to an optic nerve.Learn more about eye here:
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The major result of the inflammatory response is to ___________________________.
The major result of the inflammatory response is to infection or injury. Tissue level , inflammation is characterized by redness , swelling and itching which result from local immune , vascular and inflammatory cell responses .
Pathogen such as viruses, bacteria or fungi can causes of inflammation. External injuries like scrapes or damage through foreign objects effects of chemicals or radiation.The first and the earliest symptom of inflammation is silent phase which based on reaction of resident cells of the damaged tissue.
There are three main stages of inflammation which can vary from intensity or duration. such as Acute- swelling stage, sub acute- regenerative stage , regenerative stage, chronic- scar tissue maturation and remodeling stage.
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Our actual respiratory capacity is ____________________ as much as our 'normal' breathing.
Our actual respiratory capacity is 12- 20 breaths per minute as much as our 'normal' breathing.
Normal respiration rates for an adult person at rest range from 12 to 16 breaths per minute. Respiration rate is measured as the number of complete breaths counted in 30 seconds. The respiration rate in females is generally faster than in males. One breath equals one inhalation and one exhalation. The respiration rate is measured as the number of complete breaths counted in 1 minute.
Respiration rate depends on fundamental vital sign that is sensitive to different health conditions for example adverse cardiac events, pneumonia, and clinical deterioration .other factors include emotional stress, cognitive load, heat, cold, and exercise-induced fatigue.
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Factors that influence the rate and depth of breathing include ________.
a. voluntary cortical control
b. stretch receptors in the alveoli
c. composition of alveolar air
d. thalamic control
The Factors that influence the rate and depth of breathing include voluntary cortical control (Option a).
What is cortical control?The expression 'cortical control' makes reference to the functions of the body that are controlled by the cerebral cortex area.
The cortical area is a region of the brain associated with consciousness, feelings and emotions, language, memory, etc.
In conclusion, the Factors that influence the rate and depth of breathing include voluntary cortical control (Option a).
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is the division of the nervous system that innervates the digestive tract, and ___________ is also called autonomic nervous system
Enteric nervous system is the division of the nervous system that innervates the digestive tract, and vegetative nervous system is also called autonomic nervous system.
The peripheral nervous system's autonomic nervous system controls physiological functions that are carried out automatically, such as digestion, blood pressure, respiration, and sexual desire. There are three physically separate divisions in it: enteric, parasympathetic, and sympathetic.The enteric nervous system (ENS), a partially autonomous component of the nervous system, is made up of a number of neuronal circuits that regulate immunological and endocrine activity as well as motor and local blood flow.The enteric nervous system, which makes up the third division of the autonomic system, is made up of a number of neurons that are integrated into the gastrointestinal tract's and its derivatives' wall. This system regulates the secretion and motility of the digestive tract.learn more about Enteric nervous system here: https://brainly.com/question/11223058
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If this individual is limited in hip flexion due to posterior muscle tension, what could be done to increase hip flexion?
Kneel along with your left knee on the floor and your right leg at a 90-degree perspective in front of you. Put your hands on your proper knee and hold your back instantly. Keeping your left knee pressed to the floor, lean ahead into your proper hip even as squeezing the muscles to your left buttocks. maintain for 30 seconds.
No longer engaging in everyday bodily activity can result in weak hip flexors. Underuse of the hip muscles can cause the muscle to degenerate and become vulnerable, which is known as muscle atrophy.
The primary hip extensors consist of the gluteus maximus, posterior head of the adductor Magnus, and hamstrings. Within the anatomic role, the posterior head of the adductor Magnus has the best second arm for extension, observed intently by means of the semitendinosus.
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The infectious cycles of enveloped animal viruses and temperate bacteriophages are most similar because:_______
The infectious cycles of enveloped animal viruses and temperate bacteriophages are most similar because infected cells can live for a prolonged period of time.
What is an infectious cycle?An infectious cycle can be defined as the cell life cycle of an infectious microorganism such as bacteria and also viral entities.
Viruses such as bacteriophages are not classified as true living organisms because they need suitable host cells to propagate (survival and reproduction), but the viral cycle is also sensitive to suitable conditions.
In conclusion, the infectious cycles of enveloped animal viruses and temperate bacteriophages are most similar because infected cells can live for a prolonged period of time.
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Explain why the simplest drawing to model the principle of independent assortment requires four chromosomes, but the simplest drawing to model the principle of segregation requires only two chromosomes
Independent assortment involves the independent segregation of the alleles of two separate genes on separate chromosomes.
What is the Principle of independent assortment How is it related to the Principle of segregation?
Understanding the law of segregation is necessary before defining independent assortment. According to the law of segregation, individual gamete cells receive two distinct, independently sorted genes during meiosis. On the other side, the random separation of the maternal and paternal DNA allows for a greater variety of genes.
Independent assortment refers to the independent segregation of two different genes' alleles on two different chromosomes. As a result, to create the simplest model of independent assortment, at least 4 chromosomes must be represented as two homologous pairs. On the other hand, only the two chromosomes of one homologous pair need to be drawn because segregation takes into account the separation of the two copies of a single gene carried on a single type of chromosome.
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_______________ a network of membranous tubules within the cytoplasm of a eukaryotic cell, continuous with the nuclear membrane. It usually has ribosomes attached and is involved in protein and lipid synthesis.
The endoplasmic reticulum is a network of membranous tubules within the cytoplasm of a eukaryotic cell, continuous with the nuclear membrane. It usually has ribosomes attached and is involved in protein and lipid synthesis.
The endoplasmic reticulum (ER) assumes a vital part in the modification of proteins and the synthesis of lipids. It comprises an organization of membranous tubules and flattened sacs. The circles and tubules of the ER are empty and hollow, and the space inside is known as the lumen.
The rough endoplasmic reticulum gets its name from the ribosomes connected to its cytoplasmic surface. As these ribosomes make proteins, they feed the recently shaping protein chains into the lumen. Some are moved completely into the ER and float inside, while others are secured in the film.
The smooth endoplasmic reticulum (smooth ER) is consistent with the rough ER yet has no ribosomes on its cytoplasmic surface. The functioning of the smooth ER includes the Synthesis of starches, lipids, and steroid chemicals, detoxification of drugs and toxic substances, and storage of calcium particles.
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If you took laboratory syringe setup outside in the summer or put it in the refrigerator, would Boyle's law be able to adequately describe what would happen to the volume of the system quizlet
Yes, boyle's law would be able to describe the volume of the system.
what is boyle's law ?
Boyle's law, also known as Mariotte's law. The pressure (p) of a given quantity of gas varies inversely with its volume (v) at constant temperature, according to this empirical equation, which was established by the physicist Robert Boyle in 1662. In equation form, this implies that pv = k, a constant.
Boyle's law syringe experiment
Through the opening at the syringe's tip, air can be let out. Yet, the air cannot flow after you cover the syringe with your finger. The air in the balloon compresses or loses volume as you push down on the plunger to increase the air pressure.
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What are four possible phenotypes in this dihybrid punnett square?
_____________ is the idea that an organ or device that evolved for one purpose was available to be used for another purpose.
Explanation:
the evolution is the idea that an organ or device that evolved for one purpose was available to be used for Another purpose
In the dna isolation process, ________ is used to break down the protein complexes and allow the dna molecules to easily precipitate.
In the DNA isolation process, "meat tenderizer" is used to break down the protein complexes and allow the DNA molecules to easily precipitate.
What is DNA isolation/extraction?Extraction of DNA is a common practice used to separate DNA from cell nuclei.
The process of DNA isolation involves-
Step 1: Cracking open cells to release DNA
The cells in a specimen are separated from one another, frequently by physical techniques like grinding or vacuum filtration, and then placed in a salt solution.
Step 2: Distinguishing DNA from protein and additional cellular waste
It's important to get rid of as much cellular waste as you can to obtain a pure DNA sample. There are numerous ways to accomplish this. To destroy DNA-associated protein and other cellular proteins, a protease (protein enzyme) is frequently introduced.
Step 3: Use an alcohol to precipitate the DNA
Finally, the DNA sample is carefully infused with ice-cold alcohol (whether ethanol or isopropanol). While salt and alcohol make DNA insoluble, it is soluble in water.
Step 4: DNA cleaning
Now that the DNA sample has been refined further (cleaned). Then it is ready for use after being resuspended in such a slightly alkaline buffer.
Step 5: Verifying the DNA's presence and condition
The concentration of DNA in a sample can be ascertained using spectrophotometer readings of optical density.
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What potential outcomes are possible after replication in a dna molecule with a depurination modification that is left unrepaired?
Depurination is a spontaneous chemical processes that is known to cause the most severe DNA damage in cells. DNA can be depurinated to liberate guanine and adenine.
The DNA molecule either has the typical sequence or lacks one nucleotide pair. A daughter DNA molecule can be produced during the replication of a double-stranded DNA molecule that has experienced depurination on an A or G nucleotide on one of the strands, depending on whether the sequence is normal or not. The replication machinery can simply skip over the depurinated base and go to the following nucleotide on the strand that contains the damaged nucleotide, generating a daughter DNA molecule that is missing that entire nucleotide pair. Since the sequence is unaltered on the other DNA strand, a normal, complementary daughter strand is created during replication, resulting in a double-stranded DNA with all of its typical properties. It's crucial to keep in mind that a cell's regular DNA machinery.learn more about depurination here: https://brainly.com/question/23189187
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On your first research mission you make an amazing discovery by finding a new species living in the hostile environment of the sahara desert. after observing it carefully you determine that it is not an autotroph, it is multicellular, and it does not contain any chitin. what is the best classification for it? a. animalia b. eubacteria c. protista d. plantae
The best classification for this new species is Animalia.
According to the six kingdom classification given by Carl Woese, all organisms are divided into 6 kingdoms.
1) Archaebacteria
2) Eubacteria
3) Protista
4) Fungi
5) Plantae
6) Animalia
As the newly discovered species is a multicellular (made up of more than one cell) organism.
Then it can only belong to Kingdom Fungi, Plantae and Animalia as the rest of the kingdoms like Archaebacteria, Eubacteria and Protista consist of unicellular organisms that are made up of only one type of cell.
Now this species is not autotrophic ( i.e. an organism that can get its own nutrition by the use of light, water, carbon dioxide, or other substances).
It means it is heterotrophic which means it can't get nutrition on its own.
Out of the Fungi, Plantae and Animalia , only fungi and Animalia kingdoms consist of heterotrophic organisms.
Now this species also does not contain chitin which is an important characteristics of Fungi.
So only option left is Animalia.
Hence, the best classification for this new species is Animalia.
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What fine-tuned sensory receptors detect differences in tension generated by active muscle rather than muscle length
golgi tendon organs fine-tuned sensory receptors detect differences in tension generated by active muscle rather than muscle length.
Gamma motor neurons fire to regain sensitivity, causing the spindle to contract, becoming taut and regaining the ability to transmit muscle length. There are two groups of motor neurons. Extrafusal fibers, the rapidly contracting fibers that give the muscle its power, are innervated by alpha motor neurons.What is golgi tendon organs?
The Golgi tendon organ, which is located close to the point where a tendon joins a muscle, is a sensory ending that resembles a tree and is encased in a spindle-shaped connective tissue capsule. In a male, one tendon organ is attached to 10 to 20 muscle fibers. An endpoint of a typical tendon organ in limb muscles is roughly 0.5 mm long.Learn more about golgi tendon organs
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HELPPP!!!
Which change would be considered a short-term environmental change? Check all that apply.
an ice age
an El Niño storm
a small asteroid impact
a tsunami
mountain building
Tsunami El Nino storm and a small asteoid would cause short term environmental change.
Short term environmental change can be defined as a rapid shift in the environment that has an instantaneous impact on organisms (causing behavioral adaptations).
The terrain is altered by a tsunami. It disrupts wildlife habitats, including bird nesting grounds, by uprooting trees and plants.
El Nino is the tropical Pacific region's strongest weather pattern change. It results in violent storms, famine, fish kills, coral bleaching, and forest dieback.
A significant amount of dust would be released into the atmosphere if the asteroid hit land. There would be a surge in water vapor in the atmosphere if it hit in water. As a result, there would be more rain, which would cause mudslides and landslides.
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why do you think the process of photosynthesis and respiration are interrelated?
Answer:
While cellular respiration releases carbon dioxide into the environment, photosynthesis pulls carbon dioxide out of the atmosphere. The exchange of carbon dioxide and oxygen during photosynthesis (Figure below) and cellular respiration worldwide helps to keep atmospheric oxygen and carbon dioxide at stable levels.
Global warming would be an example of ___ factor in a firm's external environment.
Global warming would be an example of ecological factor in a firm's external environment.
Companies' responses have varied as a result of climate change emerging as one of the most significant challenges and causing increased uncertainty in the business community. Internal organisational capacities and external business unpredictability are the two elements that influence the implementation of carbon management practices towards environment . The managers and academics who are thinking about how to identify, design, and manage a firm's activities in response to the global warming challenge both within the organisation and with other organisations can refer to certain principles for sustainability.
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The embryonic period begins with ____ and lasts until the _____ week
The stage runs from the 5th through the 10th week of pregnancy
The first two weeks after conception are known as the germinal stage, the third through the eighth week is known as the embryonic period, and the time from the ninth week until birth is known as the fetal period.
What is Embryonic period ?Approximately four weeks after conception, the neural tube forms. This tube will later develop into the central nervous system including the spinal cord and brain.
The neural tube begins to form along with an area known as the neural plate.Each layer gives rise to specific tissues and organs in the developing embryo thus, the correct sequence is: Zygote --> Morula --> Blastula --> Gastrula --> Embryo.Learn more about Embryonic period here:
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