According to the second law of thermodynamics, the amount of usable energy available
to do work in the universe ____ over time.
a. crashes
b. decreases
c. increases
d. stays constant
e. exponentially increases
b
Biology & Microbiology
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What is the term for all of the places on earth
in which life can be found?
a. biosphere b. biogeography c. lithosphere d. hydrosphere e. stratosphere
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What site on a bacterial operon segment of a chromosome is adjacent to or overlaps with a promoter?
a) repressor b) structural genes c) operator d) activator e) terminator
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Which of the following processes does NOT require the cell to spend energy?
a) endocytosis b) active transport c) facilitated transport d) endocytosis
Biology & Microbiology
Diffusion moves items with their concentration gradient
a. true b. false
Biology & Microbiology