The ____ of an atom have no charge.
A. electrons
B. protons
C. neutrons
D. ions
E. nuclei
Answer: C
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There is a mutation in the repressor that results in a molecule known as a super-repressor because it represses the lac operon permanently. Which of these would characterize such a mutant?
A) It cannot bind to the operator. B) It cannot make a functional repressor. C) It cannot bind to the inducer. D) It makes molecules that bind to one another. E) It makes a repressor that binds CAP.
The word evolution simply means ______________.
a. Unchanging b. Change over time c. Immediate change d. all the above
Ahermatypic refers to:
a. reef building corals. b. non-reef building corals. c. plate coral. d. brain coral. e. finger coral.
Lifelong immunity is conferred once an individual has had botulism and recovered
Indicate whether the statement is true or false