Each chromosome has one or more ________ site(s) where replication begins.
A. bifurcate
B. promoter
C. origin
D. replicon
Answer: C
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If you experimentally increase the concentration of K+ inside a cell while maintaining other ion concentrations as they were, what would happen to the cell's membrane potential?
A) The membrane potential would become more negative. B) The membrane potential would become less negative. C) The membrane potential would remain the same.
Except for a shallow surface layer, the earth's crust is known to be free of microorganisms.
Answer the following statement true (T) or false (F)
Amino acids are linked together by ____ bonds
a. phosphodiester b. disulfide c. glycosidic d. hydrogen e. peptide
Which of the following is a hemorrhagic fever?
A. Cat-scratch fever B. Chikungunya C. Q fever D. Trench fever E. Rocky Mountain spotted fever