Repetitive noncoding DNA makes up approximately ___% of the human genome
a. 1
b. 10-15
c. 24
d. 50-55
e. 90-95
Ans: d
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The polymerase chain reaction
A. can provide sufficient DNA for analysis from a small sample of biological material at the scene of a crime. B. uses a restriction enzyme. C. requires a heat-resistant polymerase. D. can provide sufficient DNA for analysis from a small sample of biological material at the scene of a crime and requires a heat-resistant polymerase. E. uses a restriction enzyme and can provide sufficient DNA for analysis from a small sample of biological material at the scene of a crime.
All of the following infectious microorganisms are thought to contribute to cancer EXCEPT which one?
A) E. coli B) Epstein-Barr virus C) human papillomavirus D) Helicobacter pylori E) hepatitis B virus
The field of sociobiology was much expanded by the book, Sociobiology: The New Synthesis, writtenby:a
K. Lorenz. b. N. Tinbergen. c. W. Hamilton. d. W. Dilger. e. E. O. Wilson
Identify and briefly discuss two ecological roles filled by bacteria. What will be an ideal response?