Nitrogen, with an atomic number of 7, has
____ electrons in the first energy level and
____ electrons in the second energy level.
a. 1; 6
b. 2; 5
c. 3; 4
d. 4; 3
e. 5; 2
B
Biology & Microbiology
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Organisms that ignore oxygen and grow equally well in its presence or absence are called
A. microaerophiles. B. aerotolerant. C. facultative anaerobes. D. anoxygenic.
Biology & Microbiology
The yellow or orange coloration of some plants is due to pigments stored in
a. central vacuoles. b. chloroplasts. c. chromoplasts. d. leucoplasts
Biology & Microbiology
Fungi are usually found in pelagic habitats
Indicate whether the statement is true or false
Biology & Microbiology
Traditionally, classification of fungi has been based on
a. DNA sequences. b. body type. c. mode of feeding. d. whether the fungus is a saprobe, parasite, or in a mutual symbiosis. e. structures that release sexual spores.
Biology & Microbiology