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Leokris [45]
3 years ago
14

During a cell's development, it differentiates. How does differentiation occur?

Biology
1 answer:
DENIUS [597]3 years ago
6 0
D. Certain genes are turned on and others are turned off; this action produces adult cells that are specialized
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Martha has a widow's peak (dominant trait) and attached earlobes (recessive trait). Martha's dad had a straight hairline and una
Readme [11.4K]

Answer:

3/8

Explanation:

Martha has a widow's peak (dominant trait) and attached earlobes (recessive trait).

Martha's dad had a straight hairline (ww) and unattached earlobes (Ee, because she has the recessive alleles ee and both parents give us one allele).

This tells you that martha has a mother with at least one of both alleles dominant for widow peak and at least one recesive allele of attached earlobes

So, martha's alleles are: Ww and ee.

If she marries a man that is heterozygous for both traits (Ww and Ee) the probabilitys are

Ww Ee x Ww ee: WWEe, WwEe, wWee, and wwee

8 0
3 years ago
Which sugar is the most common source of energy used by cells?
vovikov84 [41]
The answer is glucose.

Hope this helps.
8 0
3 years ago
How is energy converted and stored in the process of photosynthesis
viva [34]
By which organisms that contain the pigment chlorophyll convert light energy into chemical energy which can be stored in the molecular bonds of organic molecules.
8 0
3 years ago
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Help please this is biology unit 1 test and i’m going to be posting the questions i need help with soo
Black_prince [1.1K]

Answer:

I’m pretty sure it’s all of the above!

Explanation:

7 0
3 years ago
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Which action would best demonstrate that a scientist is being creative?
xxMikexx [17]

Answer:

taking a closer look at the natural world

Explanation:

using prior knowledge is basic common sense. so no.

requiring evidence and thinking logically is following a rule. so no.

following strict rules when using human test subjects. right off the bat, "strict rules" is an immediate no.

taking a closer look at the natural world. that's creative because they look for the answer around them.

4 0
2 years ago
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