If muscle cells in the human body consume O2 faster than it can be supplied, which of the following is likely to result?
a. the muscle cells will have more trouble making enough ATP to meet their energy requirements
b. the cells will not be able to carry out oxidative phosphorylation
c. the cells will consume glucose at an increase rate
d. only the first 2 are correct
e. all 3 answers are correct
Ans: e. all 3 answers are correct
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Chlorosis is a condition that results yellowed plant tissues
a. True b. False
In a chloroplast, the stroma is
A) a pore in the outer membrane. B) a stack of thylakoids. C) the region between in the inner and outer membranes. D) a connection between the grana. E) a gel-like matrix between the inner chloroplast membrane and the thylakoid membrane.
Internally fertilized organisms can either be born alive, or emerge from what structures?
A. eggs B. capsules C. ducts D. follicles
Azolla filiculoides is a small aquatic fern that is typically 1-2 cm tall. How would a botanist distinguish it from a bryophyte?
A. It has xylem tissue. B. It produces seeds. C. It has chloroplasts. D. It has a gametophyte.