Why are mutations in body cells such as skin cells not a source of genetic variation

Answers

Answer 1

Answer: Mutations resulting in heritable variation for multicellular organisms happen constantly, but at a lower rate. In part, this is because mutations in body cells do not affect the DNA in eggs and sperm.

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What is the cell cycle? a eukaryotic cell ..... in a process called the cell cycle

Answers

Answer:

The cell cycle is the events that take place in a cell as it grows and divides. A eukaryotic cell replicates and divides during the cell cycle. (but I don't know if that's the answer you are looking for)

Explanation:

What are genes located and where do they come from

Answers

Genes, otherwise known as DNA is located inside of a cell nucleus. And... theres no telling where it comes from.

Help with this please?

Answers

number 12:B 13:B 14:A 15:B
these are the only ones I can see

When you are exposed to sunlight for a long time, your skin, which otherwise appears normal, gets heavily tanned. What could be the reason? A. The genes for melanin pigmentation remain turned on and prepare more melanin than usual to protect the skin from photo-damage when it is exposed to sunlight for long time.
B. The genes for melanin pigmentation remain turned off and synthesize more melanin than usual to protect the skin from photo-damage when it exposed to sunlight for a long time.
C. The genes for melanin pigmentation are switched off to stop the synthesis of melanin.

Answers

A. The genes for melanin pigmentation remain turned on and prepare more melanin than usual to protect the skin from photo-damage when it is exposed to sunlight for long time.

Melanin is a pigment that gives the human skin, hair, and eyes their hue. Moreover, with this pigment it helps the individual against sun's rays or UVR that damages the skin tissue if in contact for a long period of time.

What is the main reason that people are hesitant to use nuclear energy?

Answers

The main reason why people are hesitant to use nuclear energy, is because it would produce so much radioactive waste which in turn can cause negative effects on the human body when exposed to them and would cause new types of diseases to appear.

Answer:

a. it produces radioactive waste.

for edgenunity

Explanation:

If a politician tells you that "everybody is joining his team," what type of propaganda is he using?

Answers

The politician is using bandwagon type of propaganda. Hope this helps.

Other Questions

Which best describes the author’s viewpoint toward the actual Rosetta Stone in "The Rosetta Stone”?It is a fascinating artifact that can help people better understand the past. It is a historical artifact that scholars spent too much time trying to understand. It is something that is interesting to learn about, but it is not historically significant. It is a piece of 5 that has an exciting and entertaining story.

The mass of an atom is contained primarily in its _____. A. Electron Shell B. Nucleus C. Proton D. Size

Which type of selection leads to increased phenotypic and genetic variation?A. directional selection B. disruptive selection C. stabilizing selection D. species selection Jezelyn needs to create a project that shows reproductive isolation in action and decides to make a video. Which of the following would make the best project? A. a video that shows a large river that has penguin populations on both sides B. a video that shows penguin species that have different mating dances C. a video that shows a penguin that is laying eggs D. a video that shows penguins in a tidal pool and an open ocean

Topsoil is _____.a. less fertile than the C horizon b. rich in minerals and organic material c. found below the B horizon d. very resistant to wind erosion