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oksano4ka [1.4K]
3 years ago
12

Gİ EXERCISE

Biology
1 answer:
patriot [66]3 years ago
3 0

Answer:

1) To form a multicellular organism, a zygote must divide into 16 cells which produces ball structure called a morula. After that, morula is converted into a structure called blastula.

2) Adult stem cells are responsible for the maintenance of tissues and repair the damage tissues in the body. It is also called somatic stem tissue. It increase in number through cell division.

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The concept of aging as a result of cellular duplication errors is based on the fact that the body's ability to make new cells t
babunello [35]

Answer:

Through Mutation

Explanation:

Since our cells are able to produce exact copies of themselves. Thus, until unless some mutation has occurred and affected the ability of the cells to produce exactly similar duplicates copies of the parent cell, there is no way that an individual gets aged.  

Since, mutation affects the mitochondrial DNA it is pretty sure that a mutated cell has affected the longevity of a normal cell and then that mutated cell has produced million other mutated aged cell by replicating itself

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PLEASE HELP 10 POINTS!!!!
oksano4ka [1.4K]
I believe the answer is A. True. 
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When atoms combine, interactions occur between their _____. a) nuclei b) electrons c) protons d) neutrons
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Answer – B (Electrons)

When atoms combine, their nucleons fuse to produce a new nucleus and interactions occur between their electrons, particularly the outer valence electrons. The interaction between the outer valence electrons of the combining atoms forms bonds between them.
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3 years ago
What does the horizontal line between<br> the male and female represent?
lapo4ka [179]

Answer:

it represents the mating between males and females is shown by a horizontal line between their respective symbols.

Explanation:

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3 years ago
Areas near oceans or large lakes tend to have more moderate climates than do areas far from large bodies of water. Which of thes
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Answer:

B

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This is the third question of yours I've answered

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3 years ago
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