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nata0808 [166]
3 years ago
9

Explain how the scales on some fishes can be used to estimate the age of those fishes

Biology
1 answer:
DedPeter [7]3 years ago
3 0
Amount of wear, and how long they are may contribute with age and maybe even coloration and pigment. 
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7. In some chickens, the gene for feather color is controlled by codominance. The allele for black is B and the allele for white
kondor19780726 [428]

Answer:

See the answer below

Explanation:

<em>Genotype is the genetic composition of organisms and a gene is made up of two alleles.</em>

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b) Since the allele for white is W, <u>the genotype for white chickens would be WW.</u>

c) Since erminette color is heterozygous,<u> the genotype would be BW.</u>

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ii. <em>Probability of having a white chick (WW)</em> = 1/4

iii. <em>Probability of having erminette chicken (BW)</em> = 1/2

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B

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