Bees feed on the nectar of flowering plants. Your classmate identifies this relationship as mutualism. Which of the following would support his claim?
a) none of the other choices
b) the plant is unaffected by the bee
c) the plant's ability to photosynthesize is diminished by the lack of nectar
d) the bee transports pollen from one plant to the next, helping the plant reproduce
Ans: d) the bee transports pollen from one plant to the next, helping the plant reproduce
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Which of the following is not a feature of miRNAs?
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The most common type of infection caused by both R. radiobacter and Ochrobactrum anthropi is:
a. peritonitis. b. endocarditis. c. meningitis. d. bacteremia.
The age structure diagram for rapidly growing populations:
a. is in the form of an hour glass, with large young and old populations b. is characterized by a large percentage of the population in the postreproductive years c. has a small base showing a reduced number of young d. has about equal distribution between all age groups e. is in the form of a pyramid and has a very broad base showing a large number of young
Of the following list, which antibiotics affect protein synthesis?
A. ciprofloxacin B. chloramphenicol C. penicillin D. tetracycline E. Both tetracycline and chloramphenicol are correct.