Answer:
Homeostasis is the way animals maintain a stable internal balance in their body. It allows animals to function in the changing external conditions surrounding their body. Homeostasis is important to Chinook salmon because they depend on the functioning of its cells to help its survival and ability to reproduce.
Explanation:
In order to maintain homeostasis, the animal should be able to respond to environmental conditions.
What is homeostasis?The word homeostasis can be defined as the presence of a state of equilibrium in a given biological system.
Homeostasis is fundamental for surviving in challenging environmental conditions.In conclusion, in order to maintain homeostasis, the animal should be able to respond to environmental conditions.
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What are the five categories of adaptations?
The five categories of adaptations are migration, hibernation, dormancy, camouflage, astivation.
What is migration?The term migration has been defined as when the birds, animals, or human beings leaves the native place and move towards a new place due to weather or other physical condition is known as migration. Generally, when it is too much cold the birds of that particular area migrated to the place where they found suitable temperature for their survival.
The stage of dormancy is the stage when seed gets closed and not able to germinate as it closes its outer wall. The term hibernation is defined as the particular time period in which the organism hybernate himself for a period of time when the weather or the outer environment is not safe, or fit for his survival.Generally, when it is too much cold the birds of that particular area migrated to the place where they found suitable temperature for their survival.
Therefore, The five categories of adaptations are migration, hibernation, dormancy, camouflage, astivation.
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What causes sea floor to spread apart at mid ocean ridges?
Answer:
Seafloor spreading occurs at divergent plate boundaries. As tectonic plates slowly move away from each other, heat from the mantle's convection currents makes the crust more plastic and less dense. The less-dense material rises, often forming a mountain or elevated area of the seafloor.
Energy can be measured in calories, 1,000 calories is called a kilocalorie (kcal),
If the producers have 10,000 kcal of energy and 10% is transferred to the primary
consumers, how much energy is transferred?
100 kcal
1,000 kcal
10 kcal
Plz help me which one is it!!!!!
Answer: 1,000kcal
10% of 10,000 is 1,000.
The amount of energy transferred if 10% is transferred to the primary consumers is 1000kcal
Given the following parameters
Amount of kcal the producer have = 10,000kCal
Percentage transferred to the primary consumers = 10% of the amount produced
Get the amount of energy transferred;
[tex]Energy \ transferred = \frac{10}{100} \times 10,000\\ Energy \ transferred =0.1 \times 10,000\\Energy \ transferred =\frac{10,000}{10}\\Energy \ transferred =1000kcal[/tex]
Hence the amount of energy transferred if 10% is transferred to the primary consumers is 1000kcal.
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Carbon monoxide has ____ of oxygen.
zero atoms
one atom
two atoms
Answer:
carbon monoxide (CO)
1 oxygen atom
PLEASE HELP!!!
Which of the following is true of enzymes? Select all that apply.
A: Enzymes create an environment in which there is an increased amount of energy required for a reaction to take place.
B: Enzymes withstand any permanent change during a reaction.
C: Enzymes slow down biochemical reactions.
D: Enzymes act as biological catalysts.
E: Enzymes lower activation energy.
The protein, lipid, and carbohydrate compositions of the cytoplasmic and extracellular sides of membranes are different from one another. Why is this the case? (3 points)
a) Some membrane components are synthesized outside of the cell, while others are synthesized in the cytosol.
b) The two sides of a cell membrane face different environments and carry out different functions.
c) The molecular composition of the inner and outer layers of the cell membrane is determined by genes.
d) Proteins only function on the cytoplasmic side of the cell membrane, which results in asymmetry across the membrane.
Answer:
The protein, lipid, and carbohydrate compositions of the cytoplasmic and extracellular sides of membranes are different from one another , this happens because the two sides of a cell membrane face different environments and carry out different functions.
Explanation:
PROTEINS , LIPID AND CARBOHYDRATES , all are the components of the plasma membrane , located at different sites .
PROTEINS -: The main component of plasma membranes is proteins. Two key categories of membrane proteins are available: integral and peripheral. As their name implies, integral membrane proteins are incorporated into the membrane: they have at least one hydrophobic region that anchors them to the phospholipid bilayer's hydrophobic center. Others just stick partway through the membrane, while others extend from one side of the membrane to the other and on either side are exposed.
On the outside and inside surfaces of membranes, peripheral membrane proteins are found which are bound either to integral proteins or to phospholipids. Peripheral membrane proteins do not stick into the hydrophobic center of the membrane as opposed to integral membrane proteins, and appear to be more loosely bound.
LIPID -: Phospholipids, arranged in a bilayer, make up the plasma membrane 's essential cloth. Since they are amphipathic, they are well-suited for this function, meaning they have both hydrophilic and hydrophobic regions.
The hydrophilic or "water-loving" component of a phospholipid is its head, which includes a phosphate group that is negatively charged, as well as an additional small group that can also be charged or polar.
Its long, nonpolar fatty acid tails make up the hydrophobic, or "water-fearing," portion of a phospholipid. The tails of fatty acids can interact easily with other non-polar molecules, but interact poorly with water.
CARBOHYDRATES -: The main component of plasma membranes is carbohydrates. In general, they are located on the outer surface of the cells and are either bound to proteins (glycoproteins forming) or to lipids (glycolipids forming). These chains of carbohydrates can consist of 2-60 units of monosaccharide and can either be straight or branched.
Hence , the correct option is B.
Heat is released or given off during an (blank) process.
Fill in the blank:
A) endothermic
B) exothermic
In an investigation to determine a factor that affects the growth of rats, a student exposed 100 rats of the same age and species to identical conditions, except for the amount of living space and the amount of food each rat received. Each day the student measured and recorded the weight of each rat. State one major error that the student made in performing this
Answer:
Violating 'Ceteris Paribus' {Other factors constant} assumption, as both food & space are varied (simultaneously)
Explanation:
Weight Growth is the dependent (effected) variable in this case. And, independent (causal) variables are food amount are living space respectively.
However particular independent factor's (food or living space) impact on dependent variable ie weight growth : can be determined only by - examining individual variable (food or living space) impact on weight growth. So, either of the two variables should be varied, & not both should be varied simultaneously.
This would imply depiction of each factor's clearer individual impact on the dependent factor.
Describe a situation in which being able to drink milk would give an individual an advantage with respect to survival and reproduction.
Answer/Explanation:
A family has a farm in which they grow crops and keep cows. During a particularly harsh winter, the crops failed to grow as well as they normally do. This means that their food supply was limited.
However, they also have cows, and cows produce milk. If this family were able to drink milk, they could get some nutrition from the milk. This means they are less likely to succumb to malnutrition and disease, and are more likely to survive and reproduce.
asap!!! A researcher illuminated a filament of cyanobacteria with light that passed through a prism, thus exposing different segments of cyanobacteria to different wavelengths of light. He found that the bacteria in the green light changed in color from green to red after multiple weeks of exposure but were still reproducing at the same rate. What can you conclude about the change in pigmentation of the cyanobacteria exposed to green light?
1.) More chlorophyll a was produced in response to the green light exposure
2.) The cyanobacteria were dying and were changing color in response
3.) Red light instead of green light was being absorbed by the chloroplasts
4.) More red photosynthesis pigments were produced to absorb green light
Answer:
#4.. More red photosynthesis pigments were produced to absorb green light
Chlorophyll, carotenoids, and phycobiliproteins, as well as additional classes like scytonemin, which are more focused on cyanobacterial cells' protection, are the three main classes of photosynthetic pigments that stand out in cyanobacteria. Thus, option D is correct.
What are the characteristics of cyanobacteria?Many plants depend on cyanobacteria for their wellbeing and development.
Being able to transform inert atmospheric nitrogen into an organic form, like nitrate or ammonia, makes them one of the very few types of organisms that can do so.
Cyanobacteria are microscopic, photosynthetic organisms that are classified as bacteria.
They were once known as blue-green algae. Since dense growths frequently color water green, blue-green, or brownish-green, they were previously referred to as blue-green algae.
Therefore, More red photosynthesis pigments were produced to absorb green light.
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Which of the following is Bernoulli's principle?
1. As the speed of a moving fluid increases the pressure within the fluid decreases.
2. As the speed of a moving fluid decreases the pressure within the fluid increases.
3. As the speed of a moving fluid increases the pressure within the fluid increases.
4. As the speed of a moving fluid decreases the pressure within the fluid decreases.
Answer:
1. As the speed of a moving fluid increases the pressure within the fluid decreases.
Explanation:
Hope this helps!
The Bernoulli's principle is applied when the speed of a moving fluid increases as the pressure within the fluid decreases. Thus, the correct option is 1.
What is Bernoulli's Principle?The inverse relationship between pressure and speed at a point in any fluid is called Bernoulli's principle. Bernoulli's principle states that "At points along a horizontal streamline, higher pressure regions have lower fluid speed and lower pressure regions have higher fluid speed".
Bernoulli's principle is based on the law of conservation of energy. The total energy (pressure energy, potential energy and kinetic energy) of a flowing liquid under constant pressure at different points differ.
Therefore, the correct option is 1. With the increase in speed, the pressure within the fluid decreases.
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ASAP PLEASE!
What substances are used up as the reactants in cellular respiration?
O2 and C6H12O6
O2 and H2O
CO2 and H20
CO2 and C6H12O6
Answer:
Cellular Respiration reactants are glucose and oxygen.
Explanation:
The picture below shows a stained gel. The gel was made using DNA
samples obtained from individual fish. Lane 8 is the positive control for a
species of carp. Lanes 1 through 7 show DNA from individual fish. Which lane
represents a fish of the same species as the positive control (lane 8)?
In this case, Lines 5, 4 and 1 represent the same species as Line 8 in the electrophoresis gel.
What is an electrophoresis gel?An electrophoresis gel is a device used to separate molecules according to their charge and molecular weight.
Electrophoresis can be used to identify DNA samples due they may have PCR bands may have different sizes.
In conclusion, in this case, Lines 5, 4 and 1 represent the same species as Line 8 in the electrophoresis gel.
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Answer:
lane 1
Explanation:
Describe one physical property and one chemical property of sodium that ywe observed
Answer:
It's a soft metal, reactive and with a low melting point, with a relative density of 0,97 at 20ºC (68ºF). From the commercial point of view, sodium is the most important of all the alkaline metals. Sodium reacts quickly with water, and also with snow and ice, to produce sodium hydroxide and hydrogen.
Explanation:
The Gulf Stream is a surface current in the Atlantic Ocean that flows northward from the Caribbean Sea and the Gulf of Mexico. It feeds another current that reaches northern Europe. Which of these events would cause the greatest changes to the path and strength of the Gulf Stream?(please help)
A. a strong earthquake that occurs on the floor of the Atlantic Ocean
B. an increase in the volume of river water that flows into the Gulf of Mexico
C. a reversal of direction in the prevailing winds over the Atlantic Ocean
D. a slight increase in the salinity of the Atlantic Ocean
Answer:
It constitutes the northeastward extension of the Gulf Stream; the latter issues from the Gulf of Mexico and gradually emerges as the North Atlantic Current in mid-ocean. It is composed of several broad currents with speeds of about 0.2 knots, as compared with the Gulf Stream's rather concentrated flow at 1 to 6 knots.
Explanation:
Answer:
B. an increase in the volume of river water that flows into the Gulf of Mexico
What must a single-celled organism do before it can reproduce
Answer:
In order to reproduce, an organism must make a copy of this material, which is passed on to its offspring. Some single-celled organisms reproduce by a process called In binary fission, material from one cell separates into two cells.
Explanation:
One way that cells maintain homeostasis is by controlling the movement of substances across the cell membrane.
Answer:
True
Explanation:
One way that a cell maintains homeostasis is by controlling the movement of substances across the cell membrane. The lipid bilayer is selectively permeable to small, nonpolar substances. Proteins in the cell membrane include cell-surface markers, receptor proteins, enzymes, and transport proteins.
what are the main pros of cloning
Answer:
Pros of Cloning
1. Help to Eliminate Defective/Weak Genes.
2. It is a Logical Step in Reproductive Technology.
3. It’s an Invention that can Change the Globe in a Positive Way.
4. Improve Recovery in Traumatic Injuries.
5. Bring out a New and Genetically modified Genes.
6. Eliminate Infertility.
7. Cures Disorders.
Explanation:
Albison Energy
Sources:
Blackall LL, Burrell PC, Gwilliam H, Bradford D, Bond PL, Hugenholtz P. The use of 16S rDNA clone libraries to describe the microbial diversity of activated sludge communities. Water Science and Technology. 1998 Jan 1;37(4-5):451-4.
LaBar M. The pros and cons of human cloning. Thought: Fordham University Quarterly. 1984 Aug 1;59(3):319-33.
Cerf NJ, Grangier P. From quantum cloning to quantum key distribution with continuous variables: a review. JOSA B. 2007 Feb 1;24(2):324-34.
Which of the following is true about the structure of water?
1. It is held together by an ionic bond
2. It is nonpolar
3. It is polar
4. It has one positive hydrogen attached to one negative oxygen
Answer:
3.) It is polar
Explanation:
Water is polar covalently bonded within the molecule. This unequal sharing of the electrons results in a slightly positive and a slightly negative side of the molecule. Other molecules, such as Ethane, are nonpolar, having neither a positive nor a negative side.
The INDEPENDENT VARIABLE:
A. Is the participant
B. Is what the scientists manipulate in the experiment
C. The component that is measured. D. The results of the experiment
Answer:
B. Is what the scientists manipulate in the experiment.
Explanation:
The Independent variable is not dependent, or doesn't rely, on another variable in the experiment. So, it would make the most sense that they would manipulate the Independent so that they can watch and see how the dependent variable reacts to the manipulation, or the change, in the independent variable.
A tactic used long ago by conquering nations on those they sought to control was to
invade the land and salt the fields. What were they hoping to accomplish by doing
this?
Answer:
I don't know this answer sorry dear
Explanation:
hope other wilp help you soon
The invading nations aimed to devastate the agricultural productivity and food supply of the local population.
Salting the fields was a deliberate act of agricultural sabotage with long-lasting consequences. The process involved spreading large amounts of salt over the farmland, which effectively rendered the soil infertile, inhibiting the growth of crops and making it nearly impossible to cultivate food. This strategy was particularly effective in ancient times when agriculture was the primary means of subsistence.
The devastation caused by salting the fields not only impacted the present generation but also affected future generations as the soil remained barren and required significant efforts to be reclaimed for agricultural use. This tactic was not only meant to suppress immediate resistance but also to instill fear and discourage other potential adversaries from rebelling against the invading nation.
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Which statement best compares pseudopods in sarcodina and flagella in dinoflagellates?
OA. Both pseudopods and flagella are used for reproduction, but only flagella are used for movement.
OB. Pseudopods ang whip-like structures, while flagella are flat structures involved in photosynthesis.
OC. Both pseudopods and flagella are used for movement, but only pseudopods are used to engulf food.
OD
Pseudopods are permanent projections from a cell, while flagella can be retracted into the cell.
Answer:
A is the answer your welcome
______is the international system of units used by scientists worldwide.
How does high specific heat help aquatic organisms?
Answer:
Explanation:
Due to its high heat capacity, water is used by warm blooded animals to more evenly disperse heat in their bodies; it acts in a similar manner to a car's cooling system, transporting heat from warm places to cool places, causing the body to maintain a more even temperature.
Analyze the diagram below. Which of the terms best describes it?
Answer:
disaccharides
Explanation:
they are formed by linking 2 monosaccharides through condensation
monosaccharides are simple sugars or glucose
Disaccharides are those types of carbohydrates that, when hydrolyzed by acids or enzymes, produce two molecules of monosaccharides that may or may not be identical. Thus, option A is correct.
What is important in formation of disaccharides?Mono- and disaccharides, sometimes known as sugars, make up a significant portion of the carbohydrates included in food.
Disaccharides function similarly to other carbohydrates as a source of energy for the body.
When we consume foods containing disaccharides, our systems convert them into monosaccharides, or simple sugars, for absorption in the small intestine.
This condensation process is also referred to as a dehydration reaction, since a water molecule is released during this process.
Therefore, disaccharide is formed from monomeric subunits.
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In addition to traditional coursework, most microbiology programs require which of the following?
O independent studies
O professional internship
O laboratory experience
O group projects
Answer:
laboratory experience
Explanation:
Got It right on test
The answer IS:
laboratory experiencehelp plzzzzzzzzz asap
Answer:
Vestigial structures: are various cells, tissues, and organs in a body which no longer serve a function. (Ex: human appendix, the pelvic bone of a snake, and the wings of flightless birds)
Homologous Structures: Homologous structures are organs or skeletal elements of animals and organisms that, by virtue of their similarity, suggest their connection to a common ancestor (Ex: humerus, radius, and ulna, just as the arms of the other animals included in the figure.
Embryological Similarities: The study of one type of evidence of evolution is called embryology, the study of embryos. (Ex: fish embryos and human embryos both have gill slits)
Fossil Record: history of life as documented by fossils, the remains or imprints of organisms from earlier geological periods preserved in sedimentary rock. (Ex: bones, shells, exoskeletons, stone imprints of animals or microbes, objects preserved in amber, hair, petrified wood, oil, coal, and DNA remnants)
Genetic (DNA) Similarities: a self-replicating material that is present in nearly all living organisms as the main constituent of chromosomes. It is the carrier of genetic information. (Ex: basic materials in the chromosomes of the human cell.)
Divergent Evolution: is the accumulation of differences between closely related populations within a species, leading to speciation. (Ex: Darwin's finches are a clear and famous)
what is genetic ? can you plz give the definitoin
Answer:
Genetics is someone that is related to someone else by genes or heredity
Explanation
Optic nerves travel through the
to ensure that visual signals go to each hemisphere of the brain.
A. optic channel
B. occipital lobe
C. optic chiasm
D. thalamus
Answer:
The answer is C. Optic Chiasm
Explanation:
pls Mark Brainliest
Answer:
optic chiasm
Explanation:
C on edge.
What is the elephant getting when the bond is broken in sucrose?
Answer:
The elephant is getting Energy.
Explanation:
The elephant is getting Energy because sucrose is been hydrolysed and the bonds are broken down by enzyme sucrase isomaltase present in the intestine. Inches the bonds are broken, it is broken into glucose and fructose which is absorbed by the small intestine into the blood. The glucose serve as energy source or it is been stored as fly oven in the liver which is later broken down to glucose which is use for metabolic pathways to produce energy.
The elephant gets OXYGEN when the bond is broken in sucrose.
Sucrose is a disaccharide consisting of one glucose unit and one fructose unit, both units are linked by a glycosidic bond. The hydrolysis of sucrose generates a 1:1 mixture of glucose and fructose.The glycosidic bond can be exemplified by the central atom of oxygen that connects both monosaccharides in the sucrose molecule.Sucrase is an enzyme that binds to sucrose and catalyzes its hydrolysis to produce glucose and fructose.In conclusion, the elephant gets OXYGEN when the bond is broken in sucrose.
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