How many ATP are spent before a glucose molecule can be broken down to release energy?
a. one
b. two
c. three
d. four
e. six
ANSWER: b
You might also like to view...
Classic experiments suggested that a floral stimulus, florigen, could move across a graft from an induced plant to a noninduced plant and trigger flowering
Recent evidence using Arabidopsis has recently shown that florigen is probably _____. A) a phytochrome molecule that is activated by red light B) a protein that is synthesized in leaves, travels to the shoot apical meristems, and initiates flowering C) a membrane signal that travels through the symplast from leaves to buds D) a second messenger that induces Ca++ ions to change membrane potential E) a transcription factor that controls the activation of florigen-specific genes
The first antibiotic to be characterized was a
A) cephalosporin. B) quinolone. C) ?-lactam. D) macrolide.
Which of the following statements concerning cancer and mutations is correct?
A. Cancer can only occur with a mutation in a somatic cell. B. Cancer can only occur with a mutation in a germ cell. C. Usually multiple mutations are required in different genes to cause cancer. D. Usually a single mutation is all that is required to cause cancer. E. None of the answer options is correct.
The study of the distribution of animals and plants around the world is
a. diversity. b. biogeography. c. ecology. d. natural history. e. environmentalism.