An example of territoriality is

A) barnacles attached to a boat bottom.
B) a red-winged blackbird singing to ward off other males and attract a female to his nest.
C) a cloud of moths attracted to a light.
D) a swarm of mosquitoes hovering around a sweaty person.
E) bees attracted to a flower garden.

Which vessel carries oxygenated blood from the lung to the left atrium of the heart?

A) pulmonary vein
B) pulmonary artery
C) posterior vena cava
D) anterior vena cava

Which pattern of hormone secretion, exemplified by thyroid hormones, remains relatively constant over long periods of time?

A) Acute hormone secretion
B) Episodic hormone secretion
C) Chronic hormone secretion
D) Long-term hormone secretion

If a chromosomal segment is turned around 180°, the chromosomal mutation is termed a(n)

A) translocation.
B) duplication.
C) deletion.
D) inversion.
E) monosomy.

What determines "loudness"?

A) the wave frequency or number of vibrations per second
B) As the fluid in the cochlea vibrates with more force, the basilar membrane moves with greater force.
C) the number of hair cells that are stimulated
D) As the noise gets louder, the auditory tube expands.
E) The auditory cortex assigns greater volume to sounds coming from sources that are visually recognized as being louder.

In this lab exercise, potassium permanganate was used to illustrate the process of ________.

A) facilitated diffusion
B) active transport
C) pinocytosis
D) diffusion
E) filtration