Biology

1. A version of a gene is called a(n)
karyotype.
autosome.
allele.
phenotype.

2. If a father is affected by an X-linked dominant condition and the mother is not, which children can inherit the condition?
only males
both males and females
only females
neither males nor females

3. If a mother is affected by an X-linked dominant condition and the father is not, which children can inherit the condition?

neither males nor females
only males
only females
both males and females

4. How can a female inherit red-green color blindness?

Her mother is a carrier, and her father has the condition.
Females cannot inherit red-green color blindness.
Her mother is not a carrier, and her father has the condition.
Her mother is a carrier, and her father does not have the condition.

5. A purebred tall pea plant is cross-pollinated with a tall, heterozygous pea plant. Use a Punnett square to determine the probability the offspring inherit a recessive short allele.

25%
0%
75%
50%

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