An elk herd is observed over many generations. Most of the full-grown bull elk have antlers of nearly the same size, although a few have antlers that are significantly larger or smaller than this average size. The average antler size remains constant over the generations. Which of the following effects probably accounts for this situation?

a. directional selection
b. stabilizing selection
c. diversifying selection
d. bottleneck effect
e. Genetic Drift

Answers

Answer 1

Answer:

b

Explanation:


Related Questions

. Differentiate between analgesic and antibiotic. ann addictive​

Answers

Answer:

Analgesic - pain reliever, analgesic - a drug designed to relieve pain - analgesia.

Antibiotics - Antibacterial drugs that are widely used as medications to treat infections.

Explanation:

This termines are different at all. The only same thing is that they are both drugs

since the parasympathetic division causes the heart rate to ____________ and the sympathetic division causes the heart rate to ____________ , this is an example of antagonistic innervation.

Answers

Answer:

since the parasympathetic divison causes the heart rate to decrease and the sympathetic divison causes the heart rate to increase this is an example of antagonistic innervation

Explanation:

how soon can a blood test detect pregnancy after conception

Answers

Answer:

5 weeks

Explanation:

I think so.

Pls mark as brainliest answer if it helps you

Which aquatic ecosystem is often compared to a tropical rain forest why?

Answers

Answer:

Coral reefs is the answer.

Explanation:

Coral reefs are often called the "tropical rainforests of the sea" for their astounding richness of life. Due to their structural complexity, corals are one of the most productive ecosystems on Earth, providing important services to mankind including fisheries, coastal protection, medicines, recreation, and tourism.

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Because of its ability to decompose into oxygen and water, hydrogen peroxide is very useful against what group of organisms

Answers

Answer:

Hydrogen peroxide works by producing free radicals that damage cellular macromolecules. Hydrogen peroxide has broad-spectrum activity, working against gram-positive and gram-negative bacteria (with slightly greater efficacy against gram-positive bacteria), fungi, viruses, and endospores.

Explanation:

Hope this helps.

which structure has the function of transferring the egg from the ovary to the uterus?

Answers

Answer: The uterine tubes, also known as oviducts or Fallopian tubes


Explanation: female structures that transport the ova from the ovary to the uterus each month. In the presence of sperm and fertilization, the uterine tubes transport the fertilized egg to the uterus for implantation.

A major difference between prokaryotic and eukaryotic cells is that

(a) prokaryotic cells have a flagellum.

(b) eukaryotic cells have a nucleus.

(c) prokaryotic cells have cytoplasm.

(d) eukaryotic cells have ribosomes.

Answers

THE ANSWER IS c because it’s c
The awnser is b because the prokaryotic cells dont have a nuclear membrane which means they dont have a nucleus

__________ are intestinal parasites that can live up to 20 years and grow up to 50 feet in length. A. Toxoplasmosis B. Amoebae C. Malaria D. Tape worms Please select the best answer from the choices provided. A B C D.

Answers

Answer:

D. Tapeworms

Explanation:

I took test EDG2022

label the diagram below of the root cross section
Plzzzzz help ASAP

Answers

The labeling of the root cell is as follow:

The outer red part is the Epidermis. The inner white part is the Cortex. The innermost pink part is the Xylem.

Parts of a Root Epidermis - protects the tissues. Cortex - allows for transportation of materials. Xylem - allows for transportation of water.

In conclusion, the root is quite complex and has various parts to allow it fulfil its functions in keeping the plant alive.

Find out more about the xylem at https://brainly.com/question/14197052.

Estimating the weight of a dinosaur using only bones is difficult. Another way is by using scale models. The density of a dinosaur is scaled based on the average density of what living animal

Answers

Given what we know about the methods used by scientists to estimate the weight of a dinosaur, we can confirm that the density of a dinosaur is scaled based on the average density of the common crocodile.

Scaling the density of an extinct animal based solely on bones can be a daunting task. Since the bones themselves do not offer much information on which to base such a calculation, scientists are often forced to rely on other estimations. One such example is the bone scaling method.

This method relies on the genetic relationships shared between the dinosaur and current-day living animals. This offers the ability to compare the dinosaur to the known body mass of a modern-day living animal. The animal most commonly used is the crocodile, however, though this method can provide the scientists with a degree of accuracy, it lacks precision.

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The genetic diversity of a rocky shore habitat declines precipitously as the climate warms, causing a decline in the number of species present. The decline of species along the rocky shore negatively affects the entire region, including bird populations and shallow offshore habitats. This scenario is best described as a change in the region's ______________________.

Answers

The scenario that is best described here is a change in the region's BIODIVERSITY. This measure (biodiversity) indicates the genetic/phenotypic variability found in a region.

Biodiversity refers to the genetic and phenotypic variability of the organisms found in a particular geographic region or the variety of life on the Earth's planet.

Biodiversity can be used to indicate the amount of variation at different levels (i.e., genetic, species, and ecosystem levels).

The different types of animals, plants and microorganisms that live in a forest represent an example of biodiversity.

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C1 and C2 vertebrae are also known as:

A. axis and radius

B. atlas and axis

C. atlas and radial

D. sacrum and coccyx

Answers

Your answer will be B. Due to wide range of movement

Answer:

B

Explanation:

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Onion root tips contain cells that are constantly dividing. Why was it important to use the onion roots tips to observe chromosomes during mitosis rather than a cell from another part of the plant?
a. Because cells in the leaves do not have DNA or chromosomes.
b. Because chromosomes only form during mitosis, one part of cell division
c. Because root cells are naturally purple, so you can see the chromosomes
d. Because cells in the leaves only divide, but do not undergo mitosis.

Answers

Explanation:

the answer to your question is A

Onion roots are used to see mitosis because of rapid growth at the onion tips and at the stage of mitosis,leaves of the plants has division in the cells but there is no mitosis. the correct answer is option D.

What is the significance of mitosis ?

The significance of mitosis is that in the stage the chromosomes are paired and the pairing of this homologous chromosomes makes the chromosomes visible at the equatorial plate.

Leaves do not undergo cell mitosis as they do show the cell division  from various types of tissues but the mitosis is absent and the root cells show rapid division in the lateral sides and because of roots being the active site of division, these are considered more to see mitosis happening.

Thus, mitosis being absent in leaves takes the roots to be considered option.

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approximately how many non-bacterial species are on earth?

Answers

Answer:

8.7 million

Explanation:

There are approximately 8.7m (give or take 1.3m) eukaryotic species on earth. Bacteria (and also archaea) are prokaryotic, not eukaryotic, so this number excludes them.

If a sexually reproducing organism has 28 chromosomes in it body cells, how many chromosome did it inherit from each parent?

A. 7
B. 14
C. 16
D.28

Answers

14 is the correct answer. The reason being 28 divided between two parents is 14!

PLEASE PLEASE SOMEONE HELP PLEASE BRAINILY I ASSURE YOU

Answers

Salt marshes, mangroves, and seagrass beds absorb large quantities of the greenhouse gas carbon dioxide from the atmosphere and store it, thus decreasing the effects of global warming. ... Carbon sequestration — the process of capturing carbon dioxide from the atmosphere, measured as a rate of carbon uptake per year

noaa

contains stem cells that develop into all cells of the body in a process called hematopoiesis

Answers

Answer:

Bone marrow is soft, spongy tissue at the center of bones, and it plays an essential role in creating RBCs. The marrow produces stem cells, which develop into RBCs, white blood cells, and platelets.

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Explanation:

what color indicates the presence of a high level of simple sugars

Answers

Answer:

Brown

Explanation:

Greens the lowest while Brown is the highest

Question 41 A basement membrane anchors Multiple choice question. A) muscle tissue to nervous tissue. B) epithelial tissue to connective tissue. C) connective tissue to muscle tissue. D) brain tissue to nervous tissue. E) blood cells to plasma.

Answers

Answer:

B) Epithelial tissue to connective tissue

Explanation:

The process in which impurities are removed from a mineral​

Answers

Answer:

The removal of impurities is usually done chemically. For example, in the manufacturing of iron, calcium carbonate is added to the blast furnace to remove silicon dioxide from the iron ore. Zone refining is an economically important method for the purification of semiconductors.

Explanation:

Put the following in order of complexity from least to most complex and explain your answers
virus, eukaryote, prokaryote.

Answers

Answer:

The main components of prokaryotic cells that we'll discuss are the cell membrane and cell wall, the propulsion mechanism, ribosomes, and DNA. Bacteria have a cell wall that surrounds the cell membrane. Eukaryotic cells, on the other hand, have only a cell

Explanation:

hope this helps I don't know Its correct answer

list down at least 5 kitchen tools and utensils.identify it's material (10)pts​

Answers

Answer:

Chef's Knife. I'm not just talking about any old chef's knife, I mean a good-quality one. ...Mixing Bowls. Mixing bowls are like your kitchen's hands. ...Cutting Boards. A kitchen is not complete without cutting boards. ...Wooden Spoon & Spatula. ...Measuring Cups and Spoons.

This is a short question if anyone would be able to help me please i really need the help!!!!

Answers

What is it i hope i can helps you:(

This process involves DNA replication, which duplicates chromosomes

Mitosis

Meiosis

Both Mitosis & Meiosis

Answers

Answer:

Meiosis

Explanation:

Meiosis is the spliting of sex cells or chromosomes through the PMAT phase twice. Mitosis is the splitting of body cells such as skin cells ect. and only goes through PMAT once.

What is the name given to the network of smaller blood vessels providing nutrition to the walls of large blood vessels

Answers

Answer:

capillaries

Explanation:

need help on this question!!!

Answers

Answer:

I think it's The Kingdom

Volcanic eruptions have immediate effects such as
AND long term effects such as
O global warming, hot lava
O global warming, lowering temperatures
O lowering temperatures, global warming
O hot lava, causing more hurricanes

Answers

Explanation:

Lowering temperatures and global warming

The stomata are flattened stacks of sacs and the --(blank)-- is a sticky substance where complex organic products of photosynthesis are made.

A. stomata
B. stroma
C. grama

Answers

the answer is well stomata

Answer: C

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why are antibiotics not effective against viruses?

Answers

Answer:

Viruses are different to bacteria; they have a different structure and a different way of surviving. Viruses don't have cell walls that can be attacked by antibiotics; instead they are surrounded by a protective protein coat. Antibiotics do not work on viruses, such as those that cause colds, flu, bronchitis, or runny noses, even if the mucus is thick, yellow, or green. Antibiotics are only needed for treating certain infections caused by bacteria, but even some bacterial infections get better without antibiotics.

Lewis wants to summarize cellular respiration. What points should he include in his notes?

Select all that apply.


role to provide energy for making oxygen role to provide energy for making oxygen

role to provide energy for cells role to provide energy for cells

reactants include carbon dioxide and water reactants include carbon dioxide and water

reactants include a fuel and oxygen reactants include a fuel and oxygen

a series of chemical reactions

Answers

Thanks for the points
Other Questions
A plane is pointed S 15 E, with indicated speed 500 mph. It flies through a windblowing N 20 E at 55 mph. Find the resultant speed and direction of the plane. Which method of acquiring technical advancement involves technology acquired through relevant software and during the repairs and maintenance of the item? a. Unpackaged technology b. Poached technology c. Adaptation technology d. Acquisition technology please solve due is today....asap please Between the administrations of George Washington and James Monroe, the United States changed its foreign policy from non-involvement in foreign affairs to involvement in foreign affairs. Describe the foreign policy of each of these presidents. In your descriptions, include two conditions or events that contributed to each presidents foreign policy. Then describe which foreign policy you think should have been followed in the early 1800s. Support your answers with historical facts.Make sure to convey your ideas clearly, using standard English.Foreign policy of President George Washington:Foreign policy of President James Monroe:Your opinion on which foreign policy would have been best for the United States in the early 1800s: Read the excerpt from chapter 7 of Obasan by Joy Kogawa."The power of print, Aunt Emily interrupted. "The power of government, Nomi. Power. See how palpable it is? They took away the land, the stores, the businesses, the boats, the houseseverything. Broke up our families, told us who we could see, where we could live, what we could do, what time we could leave our houses, censored our letters, exiled us for no crime. They took our livelihood.How does asyndeton impact the meaning in the excerpt?It persuades the reader to examine their own family history.It persuades the reader to learn more about this event.It helps the reader feel Nomis confusion toward Aunt Emily.It helps the reader feel Aunt Emilys outrage about her past. How often do you wash your hands? write at least five examples. can someone answers this question please Translate the sentence into an equation four more than six times a number is 11 For sentences 16-20, choose the correct answer(A, B, C, or D)16. It is essential that we ... this deadline if we want the project to be successful. A) arrive b) meet c) reach d) win17 could we ... a time for us to meet early next week? A) do b) fix c) put d) hold 18. Under the new system, junior and senior members of staff will work ... together as a team a)nearly b) tightly c) closely d) firmly 19. If we are not ready to take .... this challenge, we will be in serious trouble next year a) on) down c) off d) out20. It is very important the we .... up with all the latest technology a) stay b) keep c) hold d)take Please explain as well! Using the slope and the y-intercept, graph the line represented by the following equation. Then identify the figureshowing that graph.2x-y+4=0 explain in short about the importance of herbs How would you write the quotient with a simplified fraction as a remainder? How is racism used as a political tool in America? What are various explanations feminist critics provide in order to account for the subservient societal status of women How many days' written notice must the Superintendent provide to the licensee before holding a hearing Brandon has 32 stamps. He wants to display the in rows, with the same number of stamps in each row. how many different ways can he display the stamps? explain. What would happen to skin cells if mitosis did not take place How do you solve for x3x^2 = -24x M