Which of the following structures of the
human heart contains oxygen-rich blood?
a. right atrium
b. right ventricle
c. pulmonary artery
d. aorta
e. more than one of these structures of the
human heart contains oxygen-rich blood
D
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A person with which blood type can receive a transfusion from anyone else regardless of their blood type?
a. Type A b. Type B c. Type O d. Type AB e. Type C
In sickle cell anemia, glutamic acid is
substituted for
a. valine b. lysine c. serine d. arginine e. phenylalanine
If all conditions of Hardy–Weinberg equilibrium are met,
a. allele frequencies move closer to each generation. b. allele frequencies change in the direction predicted by natural selection. c. allele frequencies stay the same. d. all allele frequencies increase.
The first part of the scientific name of several species in the same genus will all be the same.
a. true b. false