Which primary succession event led to the formation of the tundra?
a. large tsunamis
b. glacial retreat
c. volcanic activity
d. the breaking up of Pangaea
e. large earthquakes
ANSWER: b
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The most abundant type of DNA repeat sequence is called a
A) genome. B) lipidome. C) proteome. D) transposon.
Which color light is the best for running photosynthesis?
a. Red b. Blue c. White d. Yellow e. Orange
Which of the following statements is NOT true?
a In asexual reproduction, the parent passes a complete set of genes to its offspring. b. In sexual reproduction, both meiosis and fertilization must occur during the life cycle. c. In sexual reproduction, a human offspring receives two genes for every trait. d. Sexual reproduction puts together new combinations of genes. e. Sexual reproduction produces clones.
All of the following are means of genetic recombination in prokaryotes EXCEPT
A. transformation. B. transduction. C. crossing over. D. conjugation.