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zhuklara [117]
3 years ago
6

The advantage of having large vertebrae at the base of the vertebral column is having stability in terms of the center of gravit

y of the person
Biology
1 answer:
kkurt [141]3 years ago
4 0

Answer:

what grade are u in?

Explanation:

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3 years ago
What is the expected phenotypic ratio for feather colour if two chickens with blue feathers are crossed
ss7ja [257]

Answer:

The correct answer is - 1:2:1 for black : blue : white chicken.

Explanation:

We know that color of the feather is a trait of the chicken that shows the codominance type of inheritance pattern where both forms of the trait are dominant and make a mix of the forms. In this case, blue is heterozygous BW and black BB and white is WW, then crossed between BW with BW

gametes: B, W and B, W

Punnett

           B       W

B        BB      BW

W        BW     WW

thus, the phenotypic ration is - 1 black : 2 blue : 1 white

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What percentage of earths history has included present day humans?
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