Which of the following is not a part of an egg with a calcium-hardened shell?

A. Placenta
B. Amnion
C. Chorion
D. Allantois
E. Yolk sac


Answer: A

Biology & Microbiology

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Gene transfer that requires cell-to-cell contact is

A. transformation. B. competency. C. conjugation. D. functional genomics

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Stem cells are used in which of the following techniques?

a. therapeutic cloning b. development of genetic markers c. DNA profiling d. recombinant DNA technology

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Rosalind Franklin did not share a part of the 1962 Nobel Prize for Medicine or Physiology because she had died four

years earlier. a. True b. False

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In scyphozoans, the ____ is the dominant body form

a. polyp b. hydra c. medusa d. larvae e. juvenile

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