Answer:
between 75 mmHg and 100 mmHg
Explanation:
In a Punnett square for a two-factor cross, is it possible for all of the offspring to be identical?
Explain why or why not.
In a Punnett square for a two-factor cross, it is not possible for all of the offspring to be identical.
The Punnet square simply refers to a square diagram that's used for the prediction of the genotypes of a breed. The diagram is usually used by biologists in order to determine the probability of the genotype of an offspring.
For example, if there's a dominant and recessive genes represented as B and b. When they're crossed, the offsprings that are gotten will be BB, Bb, Bb, bb.
From the above, it shows that in a Punnett square for a two-factor cross, it is not possible for all of the offspring to be identical.
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3. Describe the variation between individuals of giant tortoises found on the
Galapagos Island, and explain why.
A statue and a coin are made out of exactly the same materials. Which property will likely be the same for both the statue and the coin?
Answer:
The property they share will be density
Hope this helps
A statue and a coin are made out of exactly the same materials. A physical property can be observed or measured without changing the identity of a substance.
What is a chemical property of an object?The change of one type of matter into another type is a chemical property.
Examples of chemical properties include flammability, toxicity, acidity, reactivity (many types), and heat of combustion.
Thus, A physical property can be observed or measured without changing the identity of a substance.
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What unique features do you notice about the shape of these cells? How might this improve their ability to absorb materials?
RESPOND ASAP
Certain cells need to absorb a lot of materials, such as the cell of the small intestine that reabsorbs the digested foods into the blood. These cells have external growth that facilitates the reabsorption by increasing the surface area.
What is the intestine?The intestine is divided into two parts, such as the small intestine and the large intestine, The small intestine is responsible for digestion, while the large intestine is responsible for fecal excretion. The enzymes are secreted, complete digestion happens in the small intestine, the digested food is reabsorbed into the blood, and the cells that carry out the reabsorption have external grooves called villi. These villi increase the surface area of the small intestine so that more absorption can occur and cells get enough nutrition for cellular metabolism.
Hence, Certain cells need to absorb a lot of materials, such as the cell of the small intestine that reabsorbs the digested foods, which has villi as a special feature of the cell.
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List the four stages of coal formation.
Answer:
eat, lignite, bituminous, and anthracite.
Explanation:
The stage depends upon the conditions to which the plant remains are subjected after they were buried: the greater the pressure and heat, the higher the rank of coal.
Answer:
There are four stages in coal formation: peat, lignite, bituminous, and anthracite.
Explanation:
Stage one: Peat is the first stage in the formation of coal. Normally, vegetable matter is oxidized to water and carbon dioxide. However, if plant material accumulates underwater, oxygen is not present and so only partial decomposition occurs. This incomplete destruction leads to the accumulation of an organic substance called peat. Peat is a fibrous, soft, spongy substance in which plant remains are easily recognizable. It contains a large amount of water and must be dried before use. Therefore, it is seldom used as a source of heat. Peat burns with a long flame and considerable smoke.
Stage two: Lignite, the second stage, is formed when peat is subjected to increased vertical pressure from accumulating sediments. Lignite is dark brown in colour and, like peat, contains traces of plants. It is found in many places but is used only when more efficient fuel is not available. It crumbles easily and should not be shipped or handled before use.
Stage three: Bituminous Coal is the third stage. Added pressure has made it compact and virtually all traces of plant life have disappeared. Also known as “soft coal”, bituminous coal is the type found in Cape Breton and is our most abundant fuel. It is greatly used in industry as a source of heat energy.
Stage four: Anthracite, the fourth stage in coal formation, is also known as “hard coal” because it is hard and has a high lustre. It appears to have been formed as a result of combined pressure and high temperature. Anthracite burns with a short flame and little smoke.
Why do cells have a maximum diameter of slightly over 100 micrometer
Cells have a maximum diameter of slightly over 100 micrometer due to chemicals or mutation.
Why cells have a maximum diameter of slightly over 100 micrometer?Prokaryotic cells diameter ranges from 0.1 to 5.0 micrometers (μm) which are smaller than eukaryotic cells, which have diameters ranging from 10 to 100 μm.
Some cells have attain the diameter of over 100 micrometer which may be due to mutation or exposure to chemicals so we can conclude that Cells have a maximum diameter of slightly over 100 micrometer due to chemicals or mutation.
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Imagine you are a paleontologist trying to find the "missing link" between different species. In three to five sentences, create a fictional narrative about your discoveries, describing: 1) what two species, mythical or real, you are studying, 2) what evidence you have linking these species, and 3) what evidence you have to define different correlations and causations that support your hypothesis
The "missing link" between different species. man and chimpanzee,
the evidence linking these species are their similar body structures, behavior and intellect.
Missing linkThe two species studied are men and chimpanzee, the evidence linking these species are their similar body structures, behavior and intellect.
The evidence for this discovery is that in Ethiopia in 1974 it was named Lucy (in honor of the Beatles "Lucy in the Sky with Diamonds"). Its bones date back to 3.2 million years ago. The brain was small and its height was no more than one meter.
It was classified among the Australopithecus afarensis and for a long time held the post of the grandmother of humanity.
In this question, We imagine that we are paleontologists trying to find the "missing link" between different species. man and chimpanzee, we created a fictional narrative about this discovery.
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A scientist identifies several structures in a cell and organizes them in the
list below. Describe how the cell structures in this list can be used to
classify the cell as either prokaryotic or eukaryotic. Use examples of the
structures that would help identify the cell in your answer. *
cell structures
*cell membrane
*endoplasmic reticulum
*Golgi apparatus
*mitochondria
*nucleus
*ribosomes
nucleus golgi
Explanation:
The shells of single-celled plankton that sank to the bottom of the ocean has two varieties of which type of atoms?
A. Phosphorous isotopes
B. Carbon isotopes
C. Sodium isotopes
D. Oxygen isotopes
Answer: Oxygen Isotopes!
Explanation: I just took the quiz and I got it correct!
1.
Which weather pattern can drop torrential amounts of rain, create storm surges, and destroy structures with high winds?
drought
tornado
hurricane
thunderstorm
2.
What is the main energy source for a hurricane?
winds blowing from high pressure to low pressure
warm air masses
cool ocean water
warm ocean water
3.
What makes the weather inside the eye of the storm calm and clear?
high pressure air
low pressure air
clockwise rotation
counterclockwise rotation
I will mark brainliest for correct answers!
#1
HurricaneRest can destroy with winds but hurricane can bring rain .
#2
winds blowing from high pressure to low .When ocean becomes hot low air pressure is created.
#3
Clock wise rotation .The hurricane rotates around the eye
1.
Which weather pattern can drop torrential amounts of rain, create storm surges, and destroy structures with high winds?
drought
tornado
hurricane ✓
thunderstorm
A hurricane can cause destruction at a high scale2.
What is the main energy source for a hurricane?
winds blowing from high pressure to low pressure ✓
warm air masses
cool ocean water
warm ocean water
when the clouds take up the hot vapours , making the atmosphere warm ,the pressure increases resulting in formation of wind and when these winds wind up to make a huge pattern which we call hurricane3.
What makes the weather inside the eye of the storm calm and clear?
high pressure air
low pressure air
clockwise rotation ✓
counterclockwise rotation
The clockwise rotation moving a same direction helps to make the eye visible to uswhat would be an example of a population?
for 10th grade biology
Answer: when food resources are plentiful and environmental conditions are favorable, populations may grow.
Explanation:
i need help, i dont know how to do this so yea
Answer:
A= CHON or Carbon, Hydrogen, Oxygen, and Nitrogen
Explanation:
My biology teacher.
Location plays a role in wetland type, but is not the sole determining factor. Please select the best answer from the choices provided T F.
The statement location plays a role in wetland type but is not the sole determining factor is true.
What do you mean by Wetland?Wetlands are areas where water covers the soil or is present either at or near the surface of the soil all year or for varying periods of time during the year, including during the growing season.
The characteristics of the fate line depend on the location primarily on its latitude and longitude. The direction and movement of the sun also affect the wetland types.
Therefore, The statement location plays a role in wetland type but is not the sole determining factor is true.
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Answer:
True!
Explanation:
Which of the following is true of retroviruses? (3 points)
Retroviruses use reverse transcriptase to make viral DNA in a host, and the viral DNA becomes a permeant resident of the host cell.
Retroviruses use DNA polymerase to make viral DNA in a host, and the viral DNA becomes a provirus of the host cell.
Retroviruses use the same machinery as prokaryotes and follow the same process to make RNA.
Retroviruses have an RNA genome instead of DNA but use all of the same enzymes as eukaryotes.
Answer:
Explanation:
A retrovirus is an RNA virus that is duplicated in a host cell using the reverse transcriptase enzyme to produce DNA from its RNA genome. The DNA is then incorporated into the host’s genome by an integrase enzyme. The virus thereafter replicates as part of the host cell’s DNA. Retroviruses are enveloped viruses that belong to the viral family Retroviridae. A special variant of retroviruses are endogenous retroviruses, which are integrated into the genome of the host and inherited across generations. Endogenous retroviruses are a type of transposon.
what would happen if sister chromatids were not pulled apart at anaphase 2
Answer and Explanation: Nondisjunction occurs when sister chromatids are not pulled apart at anaphase II. This will cause both sister chromatids/ homologous chromosomes to be pulled to just one pole of the cell.
Since the anaphase I stage in Meiosis I occurred without errors, this would result in four haploid gametes being produced.
However, two of these gametes will be normal, will have the normal number of chromosomes. The other two gametes would have an abnormal number of chromosomes and be aneuploid. One would have n+1 number of chromosomes, and the other would be n-1.
Please answer right .
13 and 12 points
Answer:
Explanation:
1. a material or device that conducts or transmits heat, electricity, or sound, especially when regarded in terms of its capacity to do this. 2. Examples of conductors include metals, aqueous solutions of salts (i.e., ionic compounds dissolved in water), graphite, and the human body. Examples of insulators include plastics, Styrofoam, paper, rubber, glass and dry air. 3. Components of an electrical circuit or electronic circuit can be connected in series, parallel, or series-parallel. ... In a series circuit, the current that flows through each of the components is the same, and the voltage across the circuit is the sum of the individual voltage drops across each component. 4. An isolator is a mechanical switching device that, in the open position, allows for isolation of the input and output of a device. An isolator differs from a switch in that it is intended to be opened when the circuit is not carrying current. 5. Examples of insulators include plastics, Styrofoam, paper, rubber, glass and dry air. The division of materials into the categories of conductors and insulators is a somewhat artificial division.
I hoped this help :)
conductor is an object or type of materials that allows the flow of charge in one or more directions. Materials made of matel are common electrical conductor.
Examples of conductor :
1. Silver
2.Gold
3.Copper
4. Steal
5. Sea Water
Series Circuit is an electric circuit connected so that current passes through each circuit elements in order.
Isolator is a device used for isolating a circuit or equipment from a. source of power.
Which of these statements is true about autotrophs, but not heterotrophs?
Answer:
they both have some thing true about them in there definition
Explanation:
You forgot to include the answers but I'll just list out some things.
Autotrophs: An organism that produce their own energy from the sun and other natural components.
EX: Algae, phytoplankton, grass, seaweed, etc.
Heterotrophs: An organism that cannot produce it's own food and uses off other animals' energy.
EX: Dogs, fish, birds, antelopes, etc.
*Hopefully this helps you figure the answers. Since you didn't give is the solutions, we can't give you the "correct" answer. Like I said before, I'll give you some explanations.*
Unattached earlobes are a dominant trait in humans. Which phenotype does an individual with the genotype EE show
Answer:
Unattached earlobes
Explanation:
E is dominant, so in the genotype EE, the dominant trait will be expressed which is unattached earlobes
plz help me I just want to be sure my answer is right
Answer:
<----------------------<';'ERROR';>------------------<';ERROR';>-------------------<';ERROT';>------------>
Explanation:
Hope this helps!!!
Which of the following does NOT belong as a characteristic of Eukaryotic cells?
Nucleus is present
Bacteria is an example
Includes membrane bound organelles
Cell membrane present and contains genetic material
Answer:
yes
you are right
Explanation:
membrane present and contains genetic
The overall purpose why plants perform photosynthesis is to
Answer:
To make food for the plant.
Explanation:
Answer:
create glucose/ food. or o2
Which
of the following is
UNCOMMON for a eukaryotic cell to
have its own of?
A. mitochondria
B. DNA
C. nucleus
Answer:
A. mitochondria should be the answer.
Why is it important to understand human sexuality?
A. We have similar sexuality issues.
B. Eventually, we will all become mature adults.
C. There is a specific age for developing one's sexuality.
D. It will help us build a better relationship with ourselves and others.
Although the cause of Parkinson's disease is unknown,research indicates that it may be due to defective nuclei in the cells of those affected.Which of these could be studied as a direct result of having defective nuclei and may shed light on the cause of Parkinson
Answer:
Nervous System could be studied as a direct result of having defective nuclei and may shed light on the cause of Parkinson .
Explanation:
PASRKINSON DISEASE -: Parkinson's disease is a progressive nervous system condition. Several regions of the brain are affected by the condition, especially an area called substantia nigra that regulates balance and movement.
A trembling or shaking (tremor) of the limb is often the first sign of Parkinson's disease, particularly when the body is at rest. Typically, on one side of the body, the tremor starts, usually in one hand. The head, legs , feet, and face can also be affected by tremors. Other hallmark symptoms of Parkinson's disease are rigidity or rigidity of the limbs and body, slow movement (bradykinesia) or inability to move (akinesia), and impaired balance and coordination (postural instability).
Emotions and thinking ability (cognition) can also affect Parkinson's disease. Psychiatric disorders such as depression and visual hallucinations are created by some affected persons. There is also an increased risk of developing dementia in people with Parkinson's disease, which is a loss in intellectual functions, including judgment and memory.
Hence , the answer is the nervous system and other regions of brain where the disease has a direct result of having a defective nuclei and may shed light on the cause of Parkinson .
The anesthesia has blocked
from carrying signals to the
.
Answer:
The
Explanationbrain:
If the Anastasia is given to prevent pain so it is put just before the brain so that the pain could not be received.
How does the Amazon rainforest contribute to the health of the planet?
-It filters the circulating air of the planet.
-It protects twenty-five percent of the world’s plant species.
-It stores 100 billion metric tons of carbon.
-It produces fifty percent of the world’s oxygen.
Answer:
It protects twenty-five percent of the world’s plant species.
Explanation:
Answer:
It stores 100 billion metric tons of carbon.
Explanation:
.
How do species become different?
Answer:
Speciation is the process by which new species form. It occurs when groups in a species become reproductively isolated and diverge. In allopatric speciation, groups from an ancestral population evolve into separate species due to a period of geographical separation.
Explanation:
Two unique reproductive adaptations of angiosperms are.
Answer:
Angiosperms exhibit a vast array of reproducive strategies.
The evolution of several physical and genetic barriers to self-fertilization or fertilization among closely related individuals is thus widespread in angiosperms. A major genetic barrier to self-fertilization is self-incompatibility (SI), which allows female reprductive cells to discriminate between "self" and "non-self" pollen, and specifically reject self pollen.
Explanation:
Two unique reproductive adaptations of angiosperms (flowering plants) are flowers and fruits.
Angiosperms have evolved specialized reproductive structures called flowers. Flowers are composed of several parts, including the male reproductive organs (stamens) and the female reproductive organs (carpels).
They produce fruits, which are structures that develop from the ovary after fertilization. Fruits serve as protective coverings for seeds and aid in their dispersal. They can take various forms, including fleshy fruits like apples and berries, as well as dry fruits like nuts and capsules.
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How do veins
return blood to the
heart?
A. using simple and
facilitated diffusion
B. using osmosis and
simple diffusion
C. using capillaries and
arteries
D. using valves and muscle
contractions
Answer:
using capillaries and
arteries
Explanation:
How do dna polymerase i and dna polymerase iii differ?.
Explanation:
DNA Polymerase III synthesizes the majority of the DNA, while DNA Polymerase I synthesizes DNA in the regions where the RNA primers were laid down on the lagging strand.