A person who is homozygous for a particular trait has:
A) only one gene (allele)
B) two similar genes (alleles)
C) an extra gene (allele)
D) two different genes (alleles)
Correct Answer:
Verified
Q57: The umbilical arteries contain blood that has
Q58: Which statement is NOT true of the
Q59: The site of exchanges between maternal blood
Q60: Blood is carried from the placenta to
Q61: A person has two genes for each
Q63: The sex chromosomes in women are called:
A)XX
B)YY
C)XY
D)XZ
Q64: Homologous chromosomes are a pair of chromosomes
Q65: The sex chromosomes in men are called:
A)XX
B)YY
C)XY
D)XZ
Q66: The autosomes a person has are:
A)all the
Q67: A gene is the genetic code for
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