Multiple Choice
A recessive allele is one
A) that is not expressed as strongly as a dominant allele.
B) that appears only in a heterozygote.
C) that must be lethal in the homozygous condition.
D) that produces no effect when present in the homozygous condition.
E) whose effect is masked when paired with a dominant allele.
Correct Answer:
Verified
Correct Answer:
Verified
Q30: What must occur to result in linked
Q31: Yellow-seeded pea plants may be homozygous or
Q32: Traits controlled by sex-linked recessive genes are
Q33: Females always inherit sex-linked traits from their
Q34: In crossing a homozygous recessive with a
Q36: For which disorder can those affected be
Q37: What pattern of inheritance ʺbreaks the lawʺ
Q38: Only males can express sex-linked traits.
Q39: Autosomal nondisjunction can result in<br>A) Down syndrome.<br>B)
Q40: Gregor Mendel concluded that each pea has