Which of the following statements is FALSE?
A) Most bacteria are capable of using ammonia as their sole nitrogen source.
B) Some bacteria are able to use nitrates or nitrogen gas as their nitrogen source.
C) Most available nitrogen is in organic forms.
D) Nitrogen is a major component of proteins and nucleic acids.
Answer: C
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What percentage of water is reabsorbed by the proximal convoluted tubule by the time the filtrate leaves?
A. 75% B. 0% C. 10% D. 25% E. 50%
According to the Hardy-Weinberg law, if the frequency of a recessive allele is 36 percent, the frequency of the dominant allele would be what percent?
a. 5 b. 8 c. 25 d. 48 e. 64
Of the following, which is found in eukaryotes but not found among prokaryotes, such as bacteria and archaea?
A. ribosomes B. membrane-bound organelles C. cell membrane D. single-celled organisms E. chromosomes
Bloom's Taxonomy: Knowledge
130. __________ muscle will cause your pupil to __________ when you enter a brightly lit room.
Fill in the blank(s) with the appropriate word(s).