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Questions and Answers
What characteristic defines a dominant gene?
What characteristic defines a dominant gene?
- It can produce the same phenotype regardless of allele identity. (correct)
- It always results in a recessive phenotype.
- It cannot be expressed in homozygous conditions.
- It is always more common than recessive genes.
In what scenario would a dominant gene show its phenotype?
In what scenario would a dominant gene show its phenotype?
- When both alleles are recessive.
- If one allele is recessive and the other is dominant. (correct)
- Only when both alleles are identical.
- In the absence of any gene expression.
Which statement about dominant genes is true?
Which statement about dominant genes is true?
- Dominant genes produce identical phenotypes in all individuals.
- Dominant genes have no effect in presence of recessive alleles.
- The presence of a dominant gene guarantees a dominant phenotype. (correct)
- A dominant gene will not affect the phenotype if heterozygous.
Which of the following best describes the behavior of a dominant gene?
Which of the following best describes the behavior of a dominant gene?
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How does a dominant gene differ from a recessive gene?
How does a dominant gene differ from a recessive gene?
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