Prokaryotes
a. have nucleoid regions.
b. are unicellular.
c. may have cell walls.
d. are either bacteria or archaeans.
e. are or have all of these
E
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In the figure, why does the reaction rate plateau at higher reactant concentrations?
A) Feedback inhibition by product occurs at high reactant concentrations. B) Most enzyme molecules are occupied by substrate at high reactant concentrations. C) The reaction nears equilibrium at high reactant concentrations. D) The activation energy for the reaction increases with reactant concentration. E) The rate of the reverse reaction increases with reactant concentration.
Photosynthesis converts the energy of light into ____
a. pigments b. chemical bond energy c. proteins d. electrons and protons e. heat energy
A genetic cross between two individuals who are heterozygous for two traits of interest is called a(n) ________
Fill in the blank(s) with correct word
HIV infects cells by recognizing the cell-surface markers with its own
A. glycoproteins. B. capsid protein. C. reverse transcriptase. D. DNA. E. enzymes.