If the cells of a sponge are separated, the cells will

A) reproduce sexually.
B) die.
C) form spicules for protection.
D) grow flagella and swim away.
E) reassemble into a new organized sponge.

Which specific component in hemoglobin combines with oxygen?

A) heme
B) globin
C) iron in the heme
D) iron in the globin
E) the polypeptide

The erectile tissue in the penis includes the

A) epididymis.
B) mons pubis.
C) cavernous bodies.
D) seminal vesicles.
E) vas deferens.

Which of the following is NOT a function of the cerebellum?

A) Coordinate control of voluntary movements
B) Help in the maintenance of muscle tone
C) Control the heart rate
D) Control skeletal muscles to maintain balance
E) Control of posture, locomotion, and fine motor coordination

Which of the following is not provided for in Mexico's constitution?

A) Right of unions to organize and bargain collectively
B) Minimum wage and overtime pay
C) Pregnancy and childbirth leave
D) Majority representation requirements

Which of the following is NOT a function of the heart?

A) Providing a location for gas exchange between oxygen and carbon dioxide
B) Regulating blood supply to tissues depending on need
C) Generating blood pressure through contraction
D) Routing blood to either the pulmonary circulation or the systemic circulation

The abducens nerves

A) transmit pain impulses from the teeth.
B) are involved in eye movement.
C) dilate blood vessels in the skin.
D) slow the heart rate.
E) control size of the pupil.