Answers
Answer:
aardvark
Explanation:
Related Questions
Does each codon code for three amino acids?
A. YES
B. NO
Answers
Answer:
yes
Explanation:
i hated every minute of my science but i still know what it is lol, have a good day! and if u can give me brainliest bcuz i need 50 for my next rank'
Sea anemones are predatory invertebrates with stinging tentacles that can paralyze many sea animals. The clownfish is immune to the sting of the sea anemone and actually lives among its tentacles. The relationship is mutually beneficial—the clownfish often lures meat-eating animals over to the anemone, and the anemone benefits from the meal. The clownfish often gets to eat leftovers from the anemone’s meal.
When the clown fish is ready to lay eggs, it lays them near a sea anemone. How’s this a reproductive strategy?
Answers
The clownfish's reproductive strategy of laying eggs near a sea anemone is a form of protection and survival for its offspring.
By laying their eggs in close proximity to the sea anemone, the clownfish provide their eggs with a safe place to develop. The sea anemone's tentacles are a powerful defense mechanism that can fend off potential predators that may try to harm or eat the eggs.
In addition to protection, the clownfish also benefit from the relationship with the sea anemone during the reproductive process. The anemone provides a clean surface on which the eggs can be attached and also helps to oxygenate the surrounding water, which is important for the development of the eggs.
The anemone's tentacles also help to keep the eggs free of harmful parasites and fungi. Overall, the clownfish's reproductive strategy of laying eggs near a sea anemone is a mutually beneficial relationship that helps to ensure the survival of the clownfish offspring.
The protection and benefits provided by the sea anemone help to increase the chances of the eggs hatching successfully, resulting in a higher survival rate for the next generation of clownfish.
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8.
Which one do you think, more often, results in an offspring not surviving? Explain
Answers
Answer:
l need the choseises to pick the correct one
A simplified model of gene expression is shown here. Based on the evidence in the model, which statements are supported with regards to gene expression? Select ALL that apply.
Answers
The statement that are correct based on the gene expression are:
A)Inactive DNA prevents the gene expression at the earliest stage.
B) Removal of the mRNA before it is translated can regulate the gene
E) Genetic Information in Cells expression
What is Gene expression?Gene expression is the process by which the genetic information encoded in DNA is converted into functional products, such as proteins or RNA molecules, that carry out specific cellular functions.
The process of gene expression begins with the transcription of DNA into RNA, which is a process where a specific segment of DNA is copied into a complementary RNA molecule.
Therefore, the RNA molecule is then used as a template to produce proteins through a process called translation. The proteins produced through this process play a crucial role in the cell and are responsible for a wide range of functions, including structural support, catalyzing metabolic reactions, replicating DNA, responding to stimuli, and transporting molecules across cell membranes.
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See full question below
A model for gene expression and regulation is shown here. Not all genes are expressed at all time, and a study of the proteins within
a cell indicates that not all of the gene products are present within a cell. Analyze the model and evaluate which statement(s) below
are correct based on the gene expression. Select ALL that apply.
A)
Inactive DNA prevents the gene expression at the earliest stage.
B)
Removal of the mRNA before it is translated can regulate the gene
expression
Regulation of the mRNA is the most efficient mechanism for reducing gene
expression.
D)
DNA, once transcribed, will produce multiple protein products with very
little regulation in the process.
The targeted destruction of the protein can reduce the overall expression
of the gene at a later stage in the process.
E)
Genetic Information in Cells
Which of the following nutrient provide more energy? a. Protein b. Carbohydrate c. Lipids d. Vitamins
Answers
The nutrient which provide more energy is C. Lipids
Among the given options, lipids provide the most energy per unit mass. Lipids, also known as fats, are a concentrated source of energy in the diet. When metabolized, lipids yield approximately 9 kilocalories (kcal) of energy per gram.
Carbohydrates, including sugars and starches, provide approximately 4 kcal of energy per gram. They are a readily available source of energy for the body, particularly for short-term energy needs. Proteins also provide approximately 4 kcal of energy per gram. However, their primary role is not as an energy source but rather as the building blocks for tissues, enzymes, and other important molecules in the body.
Vitamins, on the other hand, do not provide significant energy. They are essential for various biochemical processes in the body but do not contribute directly to energy production.
It is important to note that while lipids provide the most energy per gram, the overall balance and variety of nutrients in a diet are crucial for maintaining optimal health. Nutrient needs vary based on individual factors, such as age, sex, activity level, and overall health goals. Therefore, Option C is correct.
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can someone please help my plant i have no idea what’s wrong with it
Answers
Plants can help you figure out what the problem is. Get the correct diagnosis and come up with a treatment plan to cure the plant. Light Meter Find plants that fit in every corner of your home! Some prefer shade others like the sun on their leaves. There are many reasons for sudden plant death, including gopher damage, microscopic nematodes that attack plant roots, and over-fertilization.
In most cases, the cause is simply too much or too little water. You've spent more money than it's worth on a normal plant. It's too late in the season for the withered plant to recover. Plants have no sentimental value or can be exchanged. You can use it to identify camera images and get detailed information about landmarks places plants, animals products, and other objects. You can also scan the text and have it automatically translated.
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Some engineers are creating models of several unicellular organisms. Which of these would all of the models have in common?
Answers
They would all have one cell with smaller parts that do different jobs within the cell.
You are sitting in a go-cart that is not moving. John then pushed the cart and it moved. What caused the go-cart to be still? Why did John’s push cause the cart to move?
Answers
Potential Energy
When it’s not moving it’s potential energy but when it’s moving it’s kinetic energy
PLEASE ANSWER ASAP WILL MARK BRAINLIEST
The image shows rock strata from three different regions on earth. Identify all the layers that contain an index fossil
Answers
Answer:
F3, F4, F2
Explanation:
F3 looks like a type of Mononitis; from the Mesozoic
F4 looks like a kind of Nerinea; from the Cenozoic
F2 looks like a Perisphinctes or Trophites; both from the Mesozioc
Layer 1, layer 2, and layer 4 in all three regions, index fossil is present.
What is index fossil?Index fossils are fossils that are commonly used to identify a geological period of time, and they are also widely distributed and have rapid evolutionary trends.
Index fossils are mostly found in sedimentary rocks. They are used in stratigraphy to compare the geological ages of sedimentary rock formations. Ammonites and graptolites are two examples.
This image clearly shows that, despite having rock strata from different regions, the same layers contain the same fossil, and it is a fossil that is also rapidly evolving, resulting in a minor change in each layer.
Thus, all layers will have that index fossil.
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What does the fact that all organisms use essentially the same genetic code suggest about the origin of life?
Answers
Answer:
Well this proves that all living things may be related.
Explanation:
For example, when our ancestors had kids, their kids had their DNA, when those kids had kids, they had some DNA from their grandparents and their parents. DNA is shared by reproduction.
Lions and Tigers are the most similar of the "Big Cats". Why are Lions and Tigers so similar?
Big Cats | Big cats art, Wild cats, Big cats
Question 4 options:
because lions and tigers both need to hunt
because lions and tigers have many of the same genes
because lions and tigers have the same type of cells
because lions and tigers share the same organelles
Answers
Answer:
B. Because lions and tigers have many of the same genes.
Explanation:
You can rule out A, since all big cats and other predatory animals must hunt to survive.
C can be ruled out, as all animals have roughly the same cells.
D can be ruled out as well, since all animal cells have the same organelles (essentially the same reason C can be ruled out.)
That leaves us with option B. B is the most likely answer, as lions and tigers share most of their DNA with one another.
Which of the following changes in the plasma me
Answers
The change to the plasma membrane would most likely increase membrane fluidity in humans is the decreased lipid raft content (option B).
What is plasma membrane?Plasma membrane is the semipermeable membrane that surrounds the cytoplasm of a cell. Plasma membrane fluidity is a parameter describing the freedom of movement of protein and lipid constituents within the cell membrane.
The factors that affect the fluidity of the plasma membrane are as follows:
temperaturecholesterolthe kind of fatty acids in the phospholipids that form the cell membrane.An increase in the cholesterol concentration generally decreases membrane fluidity, which is why lipid rafts have a much higher concentration of cholesterol than the surrounding membrane. This means that decreasing cholesterol content would make the membrane more fluid.
The complete question is as follows;
Which of the following changes to the plasma membrane would most likely increase membrane fluidity in humans?
A) Increased saturated fatty acid content
B) Decreased lipid raft content
C) Decreased phosphatidylcholine content
D) Decreased unsaturated fatty acid content
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Which type of force is a contact force?
A. Gravity
B. Electromagnetic force
C. Friction
D. Strong nuclear force
Answers
Friction is the answer
Answer:
Friction
A-P-E-X
7. For the following scenario provide a hypothesis, the dependent variable, independent variable, standardized variables, and control group.
Scenario: You want to determine whether plants communicate with their neighbors in response to stress, so you design an experiment. You have two groups of plants, one that will be exposed to a stressor and another that will not. You apply the stress 3 times a day for 10 days. At day 1 you measure the amount of stress hormone in the plants and then again you measure the amount of stress hormone on day 10.
Answers
Here, the hypothesis is "plants communicate with their neighbors in response to stress", dependent variable is the amount of the stress hormone in the plants, and the independent variable is the exposure to stress (applied 3 times a day for 10 days), standardized variables are plants used, duration of the stressor, amount of stress hormone. The control group is the plant that is not exposed to stressor.
What is the significance of the control group?Here, the control group is the group of plants that are not exposed to stress, and the control groups plants are experimented or tested with the other plants to get the result of the stress hormone on the plants.
Hence, here, the hypothesis is "plants communicate with their neighbors in response to stress", dependent variable is the amount of the stress hormone in the plants, and the independent variable is the exposure to stress (applied 3 times a day for 10 days), standardized variables are plants used, duration of the stressor, amount of stress hormone. The control group is the plant that is not exposed to stressor.
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Why Did The Children In (III-A) And (III-E) Not Get The Disease When Both Fathers Had The Disease?
Answers
In the case of the children in (III-A) and (III-E) not getting the disease when both of their fathers had the disease, there are several potential explanations for why this could have occurred.
One possibility is that the children were exposed to the same form of the disease, but that the form of the disease they were exposed to was not as strong or as virulent as the form of the disease their fathers had. This could be due to differences in the strain of the disease, or even due to differences in the environment in which the children were exposed. In either case, the weaker form of the disease could be easier for the children’s bodies to fight off, making them less likely to contract it.
Another possibility is that the children had some form of immunity to the disease, either through natural immunity or through a vaccine. Natural immunity is when the body has been exposed to a similar virus or bacteria before, and as a result, has developed an immunity to it. Vaccines can also provide immunity to a particular disease, and the children may have been vaccinated before they were exposed to the virus or bacteria that their fathers had.
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Which of the following is an example of adaptation?
a. In a very wet year, some plants grow unusually tall stalks and large leaves.
b. Over millions of years, the eyes of cave salamanders lose their function.
c. An escaped dog joins a pack of wild dogs and begins interbreeding with them.
d. A harsh winter kills many birds within a population, especially the smallest ones.
Answers
Answer: The answer is B
Explanation:
What is the mass number of an ion with 109 electrons
Answers
The mass number (A) of an atom or ion is the sum of the number of protons and neutrons in its nucleus. It is denoted as A = Z + N, where Z is the atomic number (number of protons) and N is the number of neutrons.
If you have additional information about the ion, such as the atomic number or charge, I can help you calculate the mass number.
The plant transport system is made up of____types of tubes.a. 1b. 2C. Manyd. None
Answers
The plant transport system is composed of xylem (transporting water and nutrients from the plant-soil interface to its leaves and stems) and phloem (conducts food from the leaves acquired through photosynthesis to the rest of the body).
Those are the tubes. Therefore, the correct answer is b. 2
One of the challenges facing the world today is supplying enough food for the human population. Farming with genetically modified plants is a possible solution to this challenge. What is a concern with using GM plants?
A. Farming with GM plants that are resistant to chemical herbicides may lead to overuse of weed-killing compounds.
B. Farming with GM plants requires less land and energy, which may lead to lower food costs and an economic crisis for farmers.
C. GM plants require more insecticide use, which may increase the chance of chemical residues in the food supply.
D. Scientific studies on GM plants are not available so the effects of GM plants are unknown.
Answers
Answer:
Option A
Farming with GM plants that are resistant to chemical herbicides may lead to overuse of weed-killing compounds.
The following behaviors help birds increase their reproductive success in different ways. Which one most directly increases a bird’s chance of mating?
Choose 1 answer:
(Choice A)
A male peacock shows off his large, colorful tail feathers to attract a female.
(Choice B)
Downy woodpecker parents bring their offspring food until the offspring are ready to leave the nest.
(Choice C)
A bald eagle eats a large amount of prey that it will digest over a period of a few days.
Answers
A male peacock shows off his large, colorful tail feathers to attract a female directly increases a bird’s chance of mating. So, the correct option is (A).
What is Mating?Mating is defined as the pairing of opposite-sex or hermaphrodite organisms for the purposes of sexual reproduction where fertilization is the fusion of two gametes. Insemination is the union of the sex organs of two sexually reproducing animals for conception and subsequent internal fertilization.
The male is attracted to the female usually by chemical attraction, the release of pheromones, then the male grabs the female, adjusts to the mating position, and finally transfers a package of sperm, the spermatophore, to the female. and attaches. In such a situation, the male peacock attracts the female by spreading its colorful feathers.
Thus, a male peacock shows off his large, colorful tail feathers to attract a female directly increases a bird’s chance of mating. So, the correct option is (A).
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The alternate forms of a gene (flavors, often given either a capital or lowercase letter
as a symbol) are referred to as
---------------.
Answers
Alleles are the different variations of a gene.
Alleles are paired genes that come from our biological father and mother, respectively. Every gene we possess has two copies.
They may be the same, yet they can often have minute distinctions. Alleles consequently comprise all the different gene variants. This contrast of likenesses and dissimilarities may have significant repercussions on our bodies.
Alleles determine considerably more than simply physical characteristics. These intricate relationships also affect our susceptibility to contracting certain illnesses, how we respond to drugs, and even whether we acquire allergies to specific substances. The allele pairings in our DNA determine our genotype, often known as our genetic makeup. How we appear and live on a daily basis is determined in part by this complex genetic tapestry, which includes dominant and recessive genes.
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What is a meteorite?
a chunk of a meteoroid that hits Earth’s surface
a celestial object that similar to an asteroid, but a little smaller
a comet that streaks through Earth’s atmosphere
a regular planet that has been reclassified because it is too small
Answers
Answer:
a celestial object that similar to an asteroid, but a little smaller
Explanation:
Which example best describes a computer model that could be used to better
understand the function of the brain?
O A. A detailed re-creation of the brain in modeling clay that shows the
positions of its structures
OB. A description of the brain as a computer processor that interprets
encoded information
C. A formula for calculating the time it takes a message from the
brain to reach a different part of the body
OD. A simulation predicting the paths of electrical impulses through
the brain
Answers
Answer:A simulation predicting the paths of electrical impulses through the brain
Explanation: Apex
Answer:
a
Explanation:
100 POINTS AND BRAINLEST
You are an employee for an advertising agency representing a (made up) alternative energy company that wants to bring in new customers. Your task is to make an advertisement that includes the following features:
Answers
company name: (yourname) energy
location: whatever city your home is
reasons: we will help you in any and every way we can
we are a very trustworthy business
we guarantee a refund if you're not satisfied
Which option describes a step in designing an experimental investigation? O A. Identifying the variables that will be controlled for all experimental groups B. Writing a procedure that prevents other scientists from repeating the results C. Making sure that the hypothesis will be supported and not refuted O D. Collecting each piece of data in a different way so that there is more variety
Answers
A step in designing an experimental investigation is identifying the variables that will be controlled for all experimental groups.
The correct option to the given question is option A.
An experiment is a controlled investigation where scientists manipulate and measure specific variables. Scientists design experiments to test hypotheses and answer questions. In the design of an experiment, several steps must be followed to ensure the results are accurate and reliable.
Identifying the variables that will be controlled for all experimental groups: This is an essential step in designing an experimental investigation. Controlled variables are variables that scientists keep constant throughout the experiment so that they do not influence the dependent variable.Writing a procedure that prevents other scientists from repeating the results: Scientists usually provide a detailed description of their experimental procedures to ensure that other scientists can reproduce the results of the experiment and verify its accuracy.
Making sure that the hypothesis will be supported and not refuted: A hypothesis is a statement that scientists make that explains the relationship between the variables in an experiment. The hypothesis must be tested to determine whether it is supported or refuted.Collecting each piece of data in a different way so that there is more variety: In an experiment, data is collected to support or refute the hypothesis. Scientists should collect data in different ways to ensure that the results are reliable and accurate.
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A postsynaptic neuron has an RMP of -70mV and a typical threshold of -55mV. It has three presynaptic inputs-from neurons X, Y, and Z. Stimulation of
neuron X causes the postsynaptic neuron to depolarize by 0.5 mV. When X and Y are stimulated simultaneously, the postsynaptic neuron depolarizes by
1 mV, If X fires 10 times and Y fires 10 times the result will be …
Multiple Choice
a subthreshold summation.
presynaptic inhibition.
threshold is reached and an AP is fired.
many APs are fired.
the membrane depolarizes.
Answers
When X fires 10 times and Y fires 10 times, the result will be a subthreshold summation.
Subthreshold summation happens when two or more presynaptic inputs that are sub-threshold (i.e., they cannot create an action potential) combine their effects on the postsynaptic neuron.
Here, the postsynaptic neuron has an RMP of -70mV and a typical threshold of -55mV. When neuron X is stimulated, it depolarizes by 0.5 mV.
When X and Y are stimulated simultaneously, the postsynaptic neuron depolarizes by 1 mV, which is sub-threshold (below -55mV).
Therefore, when X fires 10 times and Y fires 10 times, the postsynaptic neuron will experience subthreshold summation and no action potential will be fired.
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11. Which of the following would be the best way to mitigate (reduce the impact of) deforestation?
Employ clear cutting harvest techniques that are more sustainable.
Stimulate intensive agricultural production of native vegetation close to villages.
Grow more diverse timber products to increase economic value in an area.
Replant and protect trees in areas that have been previously cleared.
Answers
Answer:
Replant and protect trees in areas that have been previously cleared.
Explanation:
A large clearing of the plantations and trees from an area is called deforestation. Due to deforestation soil erosion, change in the water cycle, flood etc. occurs.
The correct answer is:
Option D. Replant and protect trees in areas that have been previously cleared.
This can be explained as:
Re-plantation of the trees and vegetation in the cleared area will help in mitigating deforestation.Sustainable harvesting techniques do not have an effect on deforestation.Intensive agriculture techniques will not help in restoring the deforested lands.Therefore, re-plantation is the method to mitigate deforestation.
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Mike was finishing his homework on photosynthesis and cellular respiration and noticed something interesting about the formulas and how they are written in relation to each other.
What did Mike discover about the formulas? Be sure to be specific and discuss both formulas in your answer.
Answers
Photosynthesis manufactures glucose that is used in cellular respiration to make ATP. The glucose is then convert back into carbon dioxide, which is used in photosynthesis. While water is broken down to form oxygen during photosynthesis, in cellular respiration oxygen is combined with hydrogen to form water.
Formula of photosynthesis -6CO2 + 6H2O → C6H12O6 + 6O2.
Formula of cellular respiration - C6H12O6 + 6O2 → 6CO2 + 6H2O.
The basic difference is Photosynthesis utilizes energy to build carbohydrates, while cellular respiration metabolizes carbohydrates. The products and reactants for photosynthesis are reversed in cellular respiration. Cellular respiration converts light energy into heat energy.
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Can you give me a couple effects of deforestation?
Answers
The effects of deforestation are related with the the functions of trees.
1) Trees take up carbon dioxide from the atmosphere and release oxygen during photosynthesis. So when forests are cut down, much of the stored carbon in released into the atmosphere again as CO2 and this contribute to global warming.
2) Another effect is soil erosion: soil can be loose, it can be washed away by rain or blown away by wind if it isn't properly anchored. The roots of plants anchor the soil and if humans clear large forests, soil erosion can become a serious problem.
3) Water cycle disruption: trees and plants extract groundwater and release it into the atmosphere during the photosynthesis. So when forests are cleared, fertile soil became barren and dry. This is called desertification.
What trend, if any, is evident in Mel’s data?
Answers
The trend that is evident is: Initially, there seems to be support for Mel's hypothesis, but the gold data is not consistent with the predicted trend.
Option C is correct.
How do we calculate?The data for zinc, nickel, copper, and silver shows that as the density increases, the melting point tends to increase.
From the data we can see , the data for gold does not follow this trend, as its density is lower than silver but its melting point is higher.
Therefore, while there is some initial support for Mel's hypothesis, the inconsistency with gold indicates that the relationship between density and melting point is not solely determined by density.
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