Which of the following vectors be transformed to get into bacterial cells?
A. bacteriophage
B. fungus
C. yeast
D. virus
E. plasmid
Answer: E
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Organic molecules store _________ energy in their ______________ bonds
A. potential; ionic B. potential; covalent C. kinetic; ionic D. kinetic; covalent E. kinetic; hydrogen
During aerobic respiration, what molecule is degraded for the formation of acetyl coenzyme A?
a. NAD b. FADH c. glucose d. pyruvate e. coenzyme A
Scientists believe that a major factor promoting the adaptive radiation of mammals was probably
a. their development of fur b. the mass extinctions of most dinosaurs, an event that opened up new ecological niches c. internal fertilization d. their tetrapods body plans, which gave mammals new capabilities e. the origin and diversification of flowering plants
Most cancers are hereditary?
a. true b. false