Which of the following organisms may grow at pH 2.2?
A. Clostridium
B. Streptococcus
C. fungi
D. lactic acid bacteria
E. fungi AND lactic acid bacteria
C. fungi
Biology & Microbiology
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A polar body, once formed, has no further function and dies
a. True b. False Indicate whether the statement is true or false
Biology & Microbiology
Which of the following is true of the myelin sheath?
a. It is produced by glial cells b. It increases the speed of signal conduction along the axon c. It saves energy d. All of the above
Biology & Microbiology
Initiation, elongation, and termination are the three main steps in
a. translation only. b. transcription and translation. c. transcription only. d. photosynthesis
Biology & Microbiology
Keep stomata open only at night Which plants keep their stomata open only at night?
a) CAM b) C3 c) C4 d) No plants keep their stomata open only at night
Biology & Microbiology