3 years ago

How does the principle of independent assortment apply to chromosomes?

1 answer:

3 0

The principle of independent assortment applies to chromosomes because it states that genes for different traits separate independently during the formation of gametes.
Basically the chromosomes are what separate independently not the genes. <span />

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1. A dominant gene (A) causes yellow color in rats, the dominant allele on another independent gene (R) produces black coat colo

Novosadov [1.4K]

Answer:

Parents: Yellow (Aarr) and Grey (AaRr)

Explanation:

Given:

allele A = yellow

allele R = black,

Heteroozygous = gray

Genotypes of the parents:

yellow (Aarr) - female

gray (AaRr) - gray

cross between these

Parents: Yellow (Aarr) and Grey (AaRr)

Gametes: (Ar, ar) and (AR, Ar, aR, ar)

F1 (Punnet square)

----|----- AR ------|------- Ar ------|------ aR -----|----- ar

Ar | AARr (gray) | AArr (yellow) | AaRr (gray) | Aarr (yellow)

ar | AaRr (gray) | Aarr (yellow) | aaRr (black) | aarr (cream)

Ratio: 3/8 yellow : 3/8 gray : 1/8 cream : 1/8 black

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3 years ago

Chromosome 11 is made over _ million base pairs

astraxan [27]

made over 135 million base pairs

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2x+y=−8x−y=−4{2x+y=−8x−y=−4

topjm [15]

(4,0)(-4,0) Is the correct answer :)

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AURORKA [14]

Answer:

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Explanation:

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3 years ago

What is the pathway of air into the body?

grin007 [14]

Answer:

mouth and or nose

Explanation:

air enters the respiratory system through the nose and mouth and passes down the throat and through a voice box.

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