OBJECTIVE LIFE SCIENCE
GENETICS
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Which of the following genotypes is heterozygous?
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Bb
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BB
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bb
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B
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Explanation:
Detailed explanation-1: -An organism with one dominant allele and one recessive allele is said to have a heterozygous genotype. In our example, this genotype is written Bb.
Detailed explanation-2: -An individual that contains two copies of the same allele for a specific gene is homozygous. An individual that contains two different alleles of a gene is heterozygous. A cow that has two alleles for a red coat is homozygous (bb). A bull with two alleles for a black coat is homozygous (BB).
Detailed explanation-3: -So, the correct answer is D “Tt".
There is 1 question to complete.