If reproduction occurs early in the life cycle, what occurs?
a. the population growth rate increases
b. the population size declines
c. the population size is not affected
d. the generation time increases
e. the growth rate remains unchanged
A
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Cells contain twice the normal number of independent chromosomes briefly during
A) prophase. B) metaphase. C) anaphase. D) telophase.
Why does NADH produce more energy than FADH2?
a. FADH2 donates electrons to protein complex III as opposed to complex II. b. FADH2 requires more ATP to produce it and gives more energy back. c. NADH and FADH2 are synthesized in different steps of cellular respiration. d. NADH donates electrons to a higher energy acceptor in the electron transfer chain. e. NADH supplies fewer electrons that are of a higher energy state than FADH2.
The past 542 million years is collectively known as the ________ eon
A) Phanerozoic B) Cenozoic C) Archaean D) Paleozoic E) Cambrian
DNA extracted from hair, blood, or other bodily fluids and tissues from a crime scene can be used as evidence in a criminal case. What features of human DNA are typically used to "match" DNA found at a crime scene with the DNA of an individual?
A) restriction fragment length polymorphisms created by digestion with one restriction endonuclease B) variability in the number of short tandem repeats at 13 sites within the human genome C) the complete sequence of the human genome D) single nucleotide polymorphisms E) single nucleotide polymorphisms that cause restriction fragment length polymorphisms