Which of the following is NOT a factor that influences the rate of gas diffusion through the respiratory membrane?

A) The partial pressure gradient of the gases
B) The thickness of the respiratory membrane
C) The diffusion coefficient of the gases
D) The temperature of the gases
E) The surface area of the membrane

What is the synthesis of glucose from amino acids called?

A) Glycogenesis
B) Glycogenolysis
C) Glycolysis
D) Gluconeogenesis
E) Glycogen catabolism

If the heart receives more sympathetic stimulation than parasympathetic stimulation, the heart will

A) increase its rate and force of contraction.
B) contract with greater force but at a slower rate.
C) decrease both its rate and force of contraction.
D) contract with less force but at a faster rate.
E) decrease rate, but increase force of contraction.

Which hormone promotes cell elongation by changing plant cell walls so that they can expand due to the force of turgor pressure?

A) Abscisic acid
B) Auxin
C) Cytokinin
D) Ethylene
E) Gibberellin