Which of the following is NOT a part of the 4-way streak technique?
Ans: Bacteria from the original broth culture should be added at each quadrant streak.
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The results of an experiment
(a) don’t have to be repeatable. (b) should be repeatable by the investigator. (c) should be repeatable by other investigators. (d) must be both b and c.
During the shotgun approach to genome sequencing, the sequenced fragments orginate from:
A. the beginning of a gene. B. the center of a gene. C. random sites scattered across the genome. D. targeted sites scattered across the genome. E. None of the answer options are correct.
Extinction is an example of a ____
a. microevolutionary change b. macroevolutionary change c. natural selection d. Mendelian genetics e. "hopeful monster"
Once a bacterium receives the stimulus to produce an endospore, it undergoes a conversion to a committed sporulating cell called a vegetative cell.
a. true b. false