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dimaraw [331]
3 years ago
6

Why is carbon the key element in forming structural componets of cells

Biology
1 answer:
densk [106]3 years ago
8 0
Carbon is a very special and unique atom which can form 4 covalent bonds with other atoms.
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Which statement is true about allele frequencies in a population?
alina1380 [7]

Answer:

the 2nd and 1st statement is correct about frequencies in a population

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3 years ago
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Assume that a cross is made between AaBb and aabb plants and that the offspring occur in the following numbers: 106 AaBb, 48 Aab
Elenna [48]

Answer:

linkage with approximately 33 map units between the two gene loci

Explanation:

If two genes are not linked, number of recombinants and parental offspring will be equal. Here it is clearly visible that recombinants are less than parental offspring hence the genes are linked. Given, the offspring are in following numbers:

AaBb = 106 = Parental

aabb = 94 = Parental

Aabb = 48 = Recombinant

aaBb = 52 = Recombinant

Recombination frequency = (Number of recombinants/ Total progeny) * 100 = (100/300) * 100 = 33.33 %

1% recombination frequency= 1 map unit of distance between the two gene loci. So here the distance between the two gene loci is approximately 33 map units.

Hence, these results are consistent with linkage with approximately 33 map units between the two gene loci

3 0
4 years ago
Select the correct answer.
Pie
The answer will be D.
8 0
2 years ago
The moon outside is very large, but you cannot see all of it. The calendar shows that the moon was invisible just less than two
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The phase of the moon now is Waxing gibbous. Gibbous means that the other half is visible but is not full. This phase includes the night after first quarter and the night before the full moon.
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Arteriolar dilation throughout the body causes ur ine production to decrease because:
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vasodilatation causes a decrease in blood preasure so the answer is (B)

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