Cell mediated immunity (CMI) is important for resistance against
A. tumors
B. viruses
C. foreign cells
D. intracellular bacteria
E. all of the above
Ans: E. all of the above
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Those organisms that can swim strongly against ocean currents are called:
a. plankton. b. neuston. c. nekton. d. macroplankton. e. epifauna.
Fertilization of plant gametes produces a
a. zygote. b. gametophyte. c. spore. d. meiospore. e. multicellular haploid plant.
What is the name of the human disorder in which a deletion from chromosome 5 typically leads to severe mental retardation and a malformed larynx?
a. triple-X syndrome b. cri-du-chat c. Down syndrome d. Turner syndrome
Members of which prokaryotic domain are most closely related to eukaryotes evolutionarily?
A. Animals B. Protists C. Fungi D. Bacteria E. Archaea