which of the following is an example of the type of selection pictured in this graph? selection curve with the highest peak at the midpoint of the graph. group of answer choices coat color in mice who live in a beach habitat birth weight in human infants the variation in different breeds of dogs bill size and shape of black-billed seed crackers

Answer:

A) True.

Explanation:

Capillaries then lead into small veins. Small veins lead to larger and larger veins as the blood approaches the heart. Valves in the veins keep blood flowing in the correct direction.

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Answer:

cellular respiration

Explanation:

some predators feed preferentially on the most abundant prey. this type of predation is density dependent .

predation is a process by which the organism eat other organism for their food. predator process is the organism who eats the other organism are called predators and the organism which is eaten is called pray.

Predator help in maintaining the pray species pollution and keep them under control .In predation, one organism kills and consumes another. Predation provides energy to prolong the life and promote the reproduction of the organism that does the killing, the predator, to the detriment of the organism being consumed, the prey.

Predators are organisms that hunt and kill other organisms for food. The organisms that are consumed by the predators are known as the prey. Predators can be carnivores and omnivores. Lions, tigers, sharks, and snakes, all are predators.

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The eukaryote that is a one-celled organism with a nucleus can be classified as a protist. Protists are unicellular eukaryotic organisms that possess a true nucleus and other organelles.

They are diverse and can exhibit both plant-like and animal-like characteristics. Examples of protists include amoebas, paramecia, and algae. These organisms are typically found in aquatic environments, such as ponds, lakes, and oceans. The classification of protists has been a subject of debate for many years, as they exhibit a wide range of characteristics that are not seen in other eukaryotes. However, they are generally recognized as a distinct group of organisms that share certain traits, such as the presence of a nucleus and other membrane-bound organelles.

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Answer:

Antarctic blue whale

Explanation:

Antarctic blue whale

Answer:

A. a weak or strong current

Explanation:

hope this helps

Answer:a weak or a strong current

Explanation:

A lender may not take a security interest in a borrower's principal dwelling when the mortgage loan amount is $25,500 or less.

A security interest refers to a legal right granted to a creditor to the property of a debtor to guarantee payment of a debt. In other words, when someone borrows money and pledges an asset as collateral, the lender gets a security interest in the property. If the debtor defaults, the creditor has the right to sell or otherwise dispose of the asset to collect the debt.

In the United States, under the Truth in Lending Act, a lender may not take a security interest in a borrower's principal dwelling when the mortgage loan amount is $25,500 or less. This limit was set by the Home Ownership and Equity Protection Act of 1994, which aimed to protect homeowners from being trapped in a cycle of debt by high-cost mortgages. The law applies to all types of residential mortgage loans, including first and second liens, refinances, and home equity loans.

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Answer:

cell a has half as much dna as cells b, c, and d in a mitotically active tissue (like the epidermis). cell a is most likely in G1

your answer is G1

Explanation:

Cellular respiration is the process of breaking down food molecules to obtain energy. Three major steps that occur during cellular respiration are Glycolysis, the Krebs cycle, and the Electron transport chain.

The following are the three major steps that occur during cellular respiration:

1. Glycolysis
The first stage of cellular respiration is glycolysis. In glycolysis, glucose is broken down into pyruvate in the cytoplasm of the cell. This process releases a small amount of energy, which is stored in the form of ATP (adenosine triphosphate).

2. Krebs cycle
After glycolysis, the pyruvate molecules are transported to the mitochondria for the Krebs cycle. In the Krebs cycle, the pyruvate molecules are broken down into carbon dioxide, releasing more energy, which is stored in ATP.

3. Electron transport chain
The final stage of cellular respiration is the electron transport chain. In this stage, energy is transferred from the NADH and FADH₂ molecules produced in glycolysis and the Krebs cycle to create a proton gradient across the mitochondrial membrane. This gradient drives the synthesis of ATP through a process called chemiosmosis.

Overall, the process of cellular respiration involves breaking down food molecules to obtain energy in the form of ATP. Glycolysis, the Krebs cycle, and the electron transport chain are the three major steps involved in this process.

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Answer:

Exocytosis

Explanation:

Exocytosis is when a bulk of molecules exit the cell. The arrows indicate that it is leaving the cell.

Answer:

B. Exocytosis

Explanation:

Exocytosis is the process by which vesicles in the cytoplasm fuse with the cell membrane, releasing their contents into the cell's external environment. Cellular wastes are often disposed through this process.

Answer:

type of pesticide is used to kill mold (b) fungicides

Answer: B fungicides

Explanation: i took the quiz

A typical adult would have to drink 566.6 cm³ more milk to get their RDA for calcium compared with the amount of milk needed to get their RDA for vitamin B-12

The volume of milk needed to meet the Recommended Daily Allowance for Calcium and  Vitamin B-12 is calculated as follows:

RDA for calcium = 1000 mg

500 cm³ of milk contains 600 mg

Volume of milk required for RDA calcium = 1000 * 500 / 600

Volume of milk required for RDA calcium = 833.3 cm³

RDA for Vitamin B-12 = 2.4 µg

500 cm³ of milk contains 4.5 µg

Volume of milk required for RDA  Vitamin B-12 = 2.4 * 500 / 4.5

Volume of milk required for RDA  Vitamin B-12 = 266.7 cm³

Difference between the Volume of milk required for RDA calcium and RDA Vitamin B-12 = 833.3 cm³ -  266.7 cm³ = 566.6 cm³

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certain regions of mRNA molecules may form temporary secondary structures, such as hairpin loops, due to complementary base pairing within the same molecule.

What is RNA?

RNA (ribonucleic acid) is a type of biological molecule that is essential for various biological processes in living cells. It is a nucleic acid, just like DNA, but it is usually single-stranded (while DNA is usually double-stranded) and it contains the sugar ribose instead of deoxyribose. RNA plays a central role in gene expression, serving as a template for the synthesis of proteins.

mRNA (messenger RNA) is usually single-stranded. It is synthesized as a complementary copy of one of the DNA strands during transcription, and then carries the genetic information from the DNA in the nucleus to the ribosomes in the cytoplasm, where it is used as a template for protein synthesis.

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The name of the movie is 'The Lion King' and the missing scene here is the song "I Just Can't Wait to Be King" written by Elton John.

A crocodile that has birds in its mouth represents a type of parasitism, whereas scavenger behaviors include:

Parasitism is a class of symbiotic relationships in which one species is benefited from such interaction and the other species is harmed.

In this case, when the crocodile needs to clean its tooths, it opens its mouth to allow the arrival of birds.

Moreover, scavengers are organisms that eat dead biomass (e.g. dead animals or rotting plants).

In conclusion, although the movie is NOT found here, a crocodile that has birds in its mouth represents a type of parasitism, whereas animals having scavenger behaviors include bears, hyenas and piranhas.

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In Exercise 11.10, the expected value of the number of butterflies found by Alice, Bob, and Charlotte is obtained by finding the expected value of the sum of three indicator random variables.

In Exercise 11.16, the expected value of the number of flips needed to get the second head in a coin flipping experiment is determined. These exercises involve different scenarios of sampling with and without replacement.

In Exercise 11.10, the expected value of X, the total number of butterflies found, is found by calculating the expected value of each indicator random variable (X1, X2, X3) representing whether Alice, Bob, and Charlotte found a butterfly, respectively.

The expected value of each indicator variable can be obtained by multiplying the probability of success (finding a butterfly) by 1 and the probability of failure (not finding a butterfly) by 0. Then, the expected value of X is calculated as the sum of the expected values of the indicator variables.

In Exercise 11.16, the expected value of X, the number of flips needed to get the second head, is determined. To find this value, we first need to find the expected value of getting the first head. This scenario is similar to Example 11.11, which involves sampling with replacement.

Each coin flip is an independent event, and the probability of getting a head is constant at 0.5.

Therefore, the expected value of getting the first head is 1/p, where p is the probability of success (0.5 in this case).

In Exercise 11.17 (a), the scenario of waiting for a favorite song in Michael's iTunes playlist involves sampling without replacement. Each song played is not replayed, and there is only one favorite song among the total number of songs.

Therefore, this scenario is similar to Example 11.10, sampling without replacement.

To find the expected number of songs Michael needs to listen to until his favorite song comes up, the formula for sampling without replacement is used, which is the reciprocal of the probability of selecting the favorite song at each step.

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Answer: Telophase

Explanation:

Answer:

C) Smallest fragment of DNA that traveled the fastest

Explanation:

During this gel electrophoresis, DNA passes through a agarose obstacle course, where the poles opposite to wells are positively charged electrodes. Since DNA is negative in charge, when it is placed in wells and electric current is run, DNA will try to run towards the positive end.

Shorter DNA segments can easily  "wiggle" through the pores of the gel whereas, longer DNA segments need to do more "squeezing" to move down the gel.

Therefore, Band X in this figure is the shorter DNA segment as it move through the lane at a faster rate and reaches very far when compared to longer DNA segments.

Smallest fragment of DNA that traveled the fastest. So, the correct option is (C).

Gel electrophoresis is defined as the technique that is used in laboratories to separate charged molecules such as DNA, RNA and proteins according to their size where the charged molecules move through a gel when an electric current is passed through it.

During gel electrophoresis, the DNA passes through an agarose barrier course, where opposite poles of the wells are positively charged electrodes, so the DNA is negatively charged when it is placed in the wells and an electric current is passed through it. DNA will try to run towards the positive end.

Shorter DNA segments can easily "squeeze" through the pores of the gel, while longer DNA segments require more "squeezing" to move down the gel. Band X in this figure is the short DNA segment as it moves through the lane at a faster rate and reaches much farther than the longer DNA segments.

Thus, smallest fragment of DNA that traveled the fastest. So, the correct option is (C).

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Here are terms and functions of the pig circulatory system:

The circulatory system of a pig is similar to that of a human. It is made up of the heart, blood vessels, and blood. The heart is a muscular organ that pumps blood throughout the body. The blood vessels are tubes that carry blood to and from the heart. The blood is a fluid that contains red blood cells, white blood cells, and platelets.

During a pig dissection, the circulatory system consists of various structures that play essential roles in the transportation of oxygen, nutrients, and waste throughout the body.

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The cube that would have difficulty for maintaining homeostasis is Model A because the smaller surface area to volume ratio of the cell makes moving nutrients and waste into and out of the cell more difficult (Option D).

The cellular homeostatic state refers to the state of internal equilibrium in the cell which is mainly due to the ability to perform all metabolic activities such as the intake of nutrients and elimination of waste products.

A higher number of smaller cell increase the surface volume cell ratio, thereby many cells have more chances to maintain homeostasis than a larger single cell.

Therefore, with this data, we can see that the cellular homeostatic state is based on a state of internal equilibrium which can be reached by having a suitable surface volume ratio in multicellular organisms.

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Humans have specialized cells in the body. Each cell type performs a unique function. Humans have different type of cells with different structures and functions.

All the cells in a human's body contain the same DNA. However, the human body is composed of many different types of cells. Because of gene regulation, each cell type possess a different set of active genes although all the cells of the body contain the same DNA.

Answer - different cell types all have the same genes but have different genes active.

In complete dominance, the dominant allele always hides the expression of the recessive allele when both of them are present in the genotype. 50% of the progeny will have rounded and yellow peas.

Complete dominance is one of the inheritance patterns. It is the interaction between two or more alleles of a gene.

When different alleles are composing the genotype (heterozygous) and one of them masks entirely the expression of the other allele, we talk about complete dominance.

Heterozygous individuals only express the phenotype coded by the dominant allele while the recessive allele remains hidden.

In thee xposed example we have two genes that express complete dominance, and we need to consider it when answering the question.

Gene for shape

Gene for color

Cross: We need to cross two plants. One of them has rounded and yellow seeds. The other one has rounded and green seeds.

Parentals)        RrYy         x     RRyy

Gametes)  RY, rY, Ry, ry      Ry, Ry, Ry, Ry

Punnett square)       RY       rY        Ry        ry

                     Ry      RRYy   RrYy    RRyy    Rryy

                     Ry      RRYy   RrYy    RRyy    Rryy

                     Ry      RRYy   RrYy    RRyy    Rryy

                     Ry      RRYy   RrYy    RRyy    Rryy

F1) Genotype

4/16 = 1/4 = 25% of the progeny is expected to be RRYy

4/16 = 1/4 = 25% of the progeny is expected to be RrYy

4/16 = 1/4 = 25% of the progeny is expected to be RRyy

4/16 = 1/4 = 25% of the progeny is expected to be RrYy

     Phenotye

8/16 = 1/2 = 50% of the progeny is expected to have rounded and yellow seeds ⇒ R- Y-

8/16 = 1/2 = 50% of the progeny is expected to have rounded and green seeds ⇒ R- yy

50% of the progeny will have rounded and yellow peas.

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Answer:

Independent Variable: Hours of sleep

Dependent Variable: Test scores

Experimental Group: Group A

Control Group: Group B

Explanation:

Hours of sleep is the independant variable because it is the factor being tested by the teacher. This is the factor that can be controlled.

Test scores is the dependant variable because it is the factor being affected by the changes in the independent variable. This is the variable being measured.

Group A is the experimental group because this is the one that has been altered or changed from what is normal.

Group B is the control group because nothing is being changed in this group but simply measured as a basis for comparison.

Answer: the answer should be C)Modles can not account for ever factor that may suddenly  change.

<sorry if it’s wrong>

Cellular respiration is a very important process for organisms because it is from it that part of the energy necessary for survival is generated.

In respiration, we consume oxygen and glucose and form carbon dioxide, energy, and water as products.

Therefore, we can say that the reactants of cellular respiration are oxygen and glucose. Therefore, option "D" is the answer.

This is because he consumes 100 grams of protein each day, and it is not mentioned that he consumes any additional protein beyond this amount.

What is ATP?

ATP stands for adenosine triphosphate, which is a molecule that is commonly referred to as the "energy currency" of the body. ATP provides the energy that is required for most cellular processes, including muscle contraction, nerve impulse transmission, and protein synthesis.

The structure of ATP consists of three phosphate groups attached to an adenosine molecule. When ATP is used to provide energy for cellular processes, one of the phosphate groups is broken off, releasing energy in the process. This results in the formation of ADP (adenosine diphosphate), which can be converted back into ATP through the addition of a phosphate group.

We also know that 25 grams of the protein he consumes is used to make ATP, which is the primary energy source used by the body. This means that Marcus's body requires a significant amount of energy each day, and that he is likely consuming enough calories to support this energy demand.

Finally, we know that 25 grams of the protein he consumes is used to synthesize body fat. This suggests that Marcus may be consuming more calories than he needs, as excess calories are typically stored in the body as fat.

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Answer:

Option B

Explanation:

The answer is "cellular differentiation" or option B. Cellular differentiation is the process cells use to transform from one cell to another. During this process complex organisms develop specialized tissues and happens many times throughout the human life. Most common for multicellular (complex) organisms when they are in the developing stages of their body but continues to happen even when the organism is in adulthood.

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