The pores through which leaves exchange gases with the atmosphere are
A. epidermal cells.
B. sieve tube elements.
C. guard cells.
D. petioles.
E. stomata.
Answer: E. stomata.
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a. converts ammonium into nitrates b. reduces nitrates to nitrites c. converts nitrogenous compounds into free nitrogen d. converts atmospheric nitrogen to ammonia e. reduces ammonia to ammonium
In contrast to leading strand synthesis, the lagging strand is synthesized 3' to 5', which is why it is slower
Indicate whether the statement is true or false
One of the most powerful new techniques for analyzing gene expression en masse is that of microarrays
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