Human Genetics Question Preview (ID: 58407)


Ch 27. TEACHERS: click here for quick copy question ID numbers.

A trait that is inherited on sex chromosomes is
a) eye color
b) color vision
c) hair color
d) earlobe shape

A human female has sex chromosomes
a) XX
b) X only
c) XY
d) Y only

There are ____ main blood types.
a) 2
b) 3
c) 4
d) 5

There are ____ genes that determine blood type
a) 2
b) 3
c) 4
d) 5

A person with type O blood can give the genes
a) AB
b) AO
c) BO
d) OO

Genes for color vision are on which chromosomes?
a) X only
b) Y only
c) X and Y
d) autosomes

A person with blood type A could have the following genes:
a) AO
b) BO
c) AB
d) OO

Which is true about the Y chromosome when compared to the X chromosome?
a) It is longer than the X.
b) It is smaller than the X.
c) It has more parts than the X.
d) It has the same parts as the X.

Hemophilia is a disorder in which blood
a) cannot be typed.
b) moves too rapidly through veins.
c) does not reproduce.
d) does not clot properly.

Which of the following shows that genotype for a normal human male?
a) XX
b) YY
c) XY
d) Y

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