The exchange of gases between the lungs and the blood occurs by the process of
Select one:
a. diffusion.
b. osmosis.
c. filtration.
d. active transport.
e. ionic bonding.
a. diffusion.
Biology & Microbiology
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Agar is derived from
(a) red algae. (b) brown algae. (c) green algae. (d) all of the above.
Biology & Microbiology
The word evolution, as used in biology, literally means
a. natural selection. b. genetic drift. c. divergence. d. genetic change. e. mutation.
Biology & Microbiology
Halophiles grow equally well in the presence or absence of high salt concentrations
Indicate whether the statement is true or false
Biology & Microbiology
The production and usage of a gene's product is called gene ____ .
Fill in the blank (s) with the appropriate word(s).
Biology & Microbiology