PATHOLOGY MCQ
NERVOUS SYSTEM
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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What is a “Purebred Gene”?
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When both alleles are the same form.
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When alleles have different forms.
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Either A or B
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None of the above
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Explanation:
Detailed explanation-1: -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-2: -Homozygous: Having two identical alleles for a trait.
Detailed explanation-3: -Homozygous also refers to a genotype consisting of two identical alleles of a gene for a particular trait. An individual may be homozygous dominant (AA) or homozygous recessive (aa).
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