What type of sex chromosome will be contained by the sex cells of a female giraffe?
A.
X chromosome only
B.
Y chromosome only
C.
X and Y chromosomes
D.
egg cells do not contain sex chromosomes
A pea plant is heterozygous for height (Tt). Which allele will be carried by a pollen grain produced by the plant?
A.
T only
B.
t only
C.
T and t
D.
T or t
Which term describes the example below?
A white cat has a mother that is homozygous dominant and a father that is homozygous recessive.
A.
homozygous dominant
B.
homozygous recessive
C.
heterozygous
D.
female
E.
male
Which term describes the example below?
A rabbit’s cells have two sex chromosomes that are different.
A.
homozygous dominant
B.
homozygous recessive
C.
heterozygous
D.
female
E.
male
Which term describes the example below?
A child with no freckles has a mother who has freckles and is heterozygous and a father who has no freckles and is homozygous recessive.
A.
homozygous dominant
B.
homozygous recessive
C.
heterozygous
D.
female
E.
male
Which term describes the example below?
A child with a widow’s peak has a mother who is homozygous dominant for a widow’s peak and a father who is homozygous dominant for a widow’s peak.
A.
homozygous dominant
B.
homozygous recessive
C.
heterozygous
D.
female
E.
male
Which term describes the example below?
A puppy’s cells have two sex chromosomes that are the same.
A.
homozygous dominant
B.
homozygous recessive
C.
heterozygous
D.
female
E.
male