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NikAS [45]
3 years ago
12

Which of the following aquatic ecosystems is likely to have both a littoral and benthic zone?

Biology
1 answer:
Cerrena [4.2K]3 years ago
4 0

Answer:

C. Coral reef

Explanation:

Coral reefs are both found in the littoral zone which is on the shore in a tidepool and in the benthic zone which is the low level of the ocean.

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Suppose there are two homologous chromosomes. Each chromosome contains a single mutant allele in different parts of the chromoso
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Answer:

Cross overs can lead to formation of chromosome pairs that have no mutant allele.

Explanation:

Cross overs can lead to formation of chromosome pairs that have no mutant allele.

For example -

Suppose "X" is a mutant  allele and "x" is a mutant free allele.

Now when two homologous chromosomes contains a single mutant allele in different parts of the chromosome are crossed the following offspring are produced

X x

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Thus, crossing over can create a single mutation-free chromosome

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<span>At the top of plant shoots or roots of plants is an organism called meristem. This organism produces auxin, which causes the shoot or root to grow. This shows that by pinching off the tops of the plants, it makes them grow more.</span>
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3 years ago
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Nevermind

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A population of mice has black or brown hair. The gene for black hair color (B) is dominant over brown (b). If 16% of the mice a
astraxan [27]
If B and b are the two alleles , B + b = 1 and B ^2 +2 Bb + b ^2 = 1.

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C

Hope its helps

Correct me if im wrong

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