What reaction involving ATP releases a large amount of energy?
A.) the release of the sugar group
B.) the release of the hydroxyl group
C.) the release of the base
D.) the release of the terminal phosphate group
E.) the release of adenine
Answer: D.) the release of the terminal phosphate group
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Which of the following are necessary for DNA replication in vitro?
A) RNA, helicase, primers, DNA polymerase B) Okazaki fragments, helicase, DNA polymerase C) Template DNA, DNA polymerase, four dNTPs, primers, magnesium ions D) Template DNA, four dNTPs, magnesium ions E) DNA can't replicate in vitro
At which level of protein structure are peptide bonds most important?
a. primary b. secondary c. tertiary d. quaternary e. globular
_____ are responsible for blood clotting.
a) Sarcomeres b) Leukocytes c) Erythrocytes d) platelets
Which of the following statements regarding antibody function is FALSE?
A. They can prevent virus attachment to host cells. B. They can facilitate phagocyte attack on bacteria with a capsule (glycocalyx). C. They can penetrate host cells to bind intracellular antigens. D. They can facilitate cytotoxic attack by natural killer lymphocytes. E. They can bind more than one pathogen at a time, forming complexes.