The area around a nucleus where an electron is most likely to be found is the:
A. electrical space.
B. energy level.
C. polar space.
D. orbital.
D. orbital.
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Why was the determination of the actual sequence of the human genome considered to be descriptive science?
A. It did not involve deductive reasoning. B. It did not involve hypothesis-driven research. C. It involved hypothesis-driven research. D. It involved deductive reasoning.
Which of the following is most descriptive of
an electron transport chain?
a. It generates energy from nothing. b. It is a mechanism used by cells to dispose of unused electrons. c. It transfers electron energy, stepwise, from one compound to another. d. It transfers energy, stepwise, from one compound to another. e. It requires activation by sunlight.
The chances of survival are greater when trisomy or monosomy involves the sex chromosomes
a. true b. false
Structurally, a sarcomere is
A) the region between two thick filaments. B) the region between two Z lines. C) an array of Z units. D) the region between a thick filament and the next thin filament.