Which of the following proteins is observed exclusively in association with prokaryotic DNA replication?
A) DNA polymerase I
B) primase
C) helicase
D) single-strand binding proteins
E) telomerase
A) DNA polymerase I
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Vaccinia virus is often used in the technique to make
A. antibodies to toxin. B. an adjuvant. C. gamma globulin. D. a "Trojan horse" recombinant vaccine. E. a booster.
Biochemicals produced in a gland that travel through the blood stream and alter the metabolism of specific target cells are
A. enzymes. B. pheromones. C. neurotransmitters. D. hormones. E. pectines.
Which of the following is a function of the cell cycle that involves mitosis in eukaryotes?
A. cell replacement B. sexual reproduction C. production of gametes D. speeding up evolution
What is the function of the cellular structure indicated by "n" in Figure 3.3?
A. ATP synthesis B. protein synthesis C. synthesis of lipids D. packaging of materials for export E. cell movement and mitosis