Which structure is the major transport system for sperm?
a. testes
b. epididymis
c. vas deferens
d. seminal vesicle
e. prostate gland
ANSWER: c
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The enzyme that allows the reforming of a circular plasmid following conjugation is called _________
A. relaxosome B. relaxase C. F' factor D. nucleoprotein E. pili protein
Droplet nuclei typically travel no farther from point of release than
A. 3 meters. B. 5 meters. C. 1 meter. D. They are suspended indefinitely.
Which of the following can describe osmosis?
a. an active transport process b. a type of endocytosis c. the diffusion of water d. the process of moving solutes through the cell
In the thylakoid membranes, what is the main role of the antenna pigment molecules?
A) split water and release oxygen to the reaction-center chlorophyll B) harvest photons and transfer light energy to the reaction-center chlorophyll C) synthesize ATP from ADP and Pi D) transfer electrons to ferredoxin and then NADPH E) concentrate photons within the stroma