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1 answer:
1. There will be a 50% chance the child will have a (bb/ blue eyes) homozygous recessive phenotype. There is a 50/50 chance the recessive allele (b) will be given by either the mother or father.
2. If the child has blue eyes (bb) it is a homozygous recessive phenotype. Blue eyes can never be hetrozygous becuase in this scenario the heterozygous phenotype gives the child brown eyes.
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Answer:
See the answer below
Explanation:
Long leg (L) is dominant over short leg (l) and Good muscles (G) is dominant over weak muscles (g).
Heterozygous long leg, weak muscle = Llgg
Heterozygous long leg, strong muscle = LlGg
Llgg x LlGg
Offspring:
2 LLGg - Long leg, strong muscle
4 LlGg - Long leg, strong muscle
2 LLgg - Long leg, weak muscle
4 Llgg - long leg, weak muscle
2 llGg - short leg, strong muscle
2 llgg - short leg, weak muscle
Ratio of offspring with long leg and strong muscle = 6/16 or 3/8
Ratio of offspring with long leg and weak muscle = 6/16 or 3/8
Ratio of offspring with short leg and strong muscle = 2/16 or 1/8
Ratio of offspring with short leg and weak muscle = 2/16 or 1/8
