In the process of aerobic respiration, nitrate can function as the terminal electron acceptor in the electron transport
chain.
__________________ Indicate whether the statement is true or false.
False - anaerobic
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The figure above represents tRNA that recognizes and binds a particular amino acid (in this instance, phenylalanine). Which codon on the mRNA strand codes for this amino acid?
A) UGG B) GUG C) GUA D) UUC E) CAU
A beekeeper opens one of his hives. At first, only one bee gets under his suit and stings him. He is then swarmed by the rest of his bees, and ends up with several stings. Why did most of the hive attack him? Select all correct choices
A. Because the first bee produced alarm pheromones. B. Because the first bee produced trail pheromones. C. Because the first bee produced amine hormones. D. Because the first bee produced steroid hormones. E. Because the first bee produced paracrine signals.
Bases are compounds that do all the following except
a. they bind hydrogen ions. b. they release hydrogen ions. c. they are pH 7 or above. d. they contain more hydroxide ions than hydrogen ions. e. they raise pH.
Koopmans (1981) transplanted an extra stomach and length of intestine into rats and then joined the major arteries and veins of the implants to the recipients' circulatory systems. He found that food injected into the transplanted stomach and kept there by a noose around the pyloric sphincter:
(a) decreased eating in proportion to both its caloric content and volume (b) increased eating in proportion to both its caloric content and volume (c) did not affect eating (d) produced a conditioned taste aversion for the injected food