What cellular components of blood initiate blood clots?

A) lymphocytes
B) basophils
C) erythrocytes
D) neutrophils
E) platelets

Atrial natriuretic hormone increases ________.

A) urine volume.
B) ADH secretion.
C) aldosterone secretion.
D) the reabsorption of Na⁺.
E) blood volume.

Arrange the following from largest to smallest:
(1) Nucleus
(2) DNA molecule
(3) Skin cell
(4) Chicken eggs

A) 1, 2, 3, 4
B) 4, 3, 1, 2
C) 3, 4, 2, 1
D) 2, 3, 1, 4
E) 4, 2, 3, 1

The Calvin cycle reactions are dependent upon a supply of

A) water and carbon dioxide.
B) carbon dioxide and NADPH.
C) carbon dioxide, NADPH, and ATP.
D) oxygen and carbon dioxide.
E) glucose and carbon dioxide.

Initial attempts at employee involvement programs were generally unsuccessful because:

A) Employees turned out to be rather ignorant of their own jobs and how what they did fit into the "big picture" for the company
B) They did not change the underlying structure of standardized, routinized work organization
C) They did not change the degree of involvement employees had in decision making
D) Changing working conditions to make them more humane turned out to have little to no impact on employee job satisfaction and work quality

Which of the following statements applies to the ileocecal sphincter?

A) Cecal distention enhances relaxation of this sphincter.
B) Closure of this sphincter inhibits absorption in the small intestine.
C) Peristaltic contractions reaching this sphincter cause it to relax.
D) This sphincter is usually relaxed.
E) This sphincter stays contracted.

Due to a recessively inherited trait, some plants fail to produce chlorophyll and therefore are white rather than green. If we locate a pea plant that is heterozygous for this trait, self-pollinate it, harvest the seeds, and then plant the seeds, what are the likely phenotypes of the resulting offspring?

A) 100% green
B) 100% white
C) approximately 1/2 green and 1/2 white
D) approximately 1/4 white and 3/4 green
E) approximately 1/4 green and 3/4 white