The age of volcanic rocks is determined by
a. fossil identification.
b. chemical analysis.
c. radiometric dating.
d. analysis of surrounding minerals.
e. hardness testing.
C
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Dividing adult eukaryotic cells spend most of their time in which of the following?
A) metaphase B) prophase C) telophase D) interphase E) anaphase
Which of the following best describes why thinking of entropy as disorder is problematic?
a. This idea can be applied scientifically in a precise way, and entropy is not governed by order. b. This idea can be applied scientifically in a precise way, and entropy is governed by order. c. This idea cannot be applied scientifically in a precise way, and entropy is governed by order. d. This idea cannot be applied scientifically in a precise way, and entropy is not governed by order.
Anthropoids or higher primates include all of the following except
A. New World monkeys. B. apes. C. Old World monkeys. D. humans. E. lemurs.
Which of the following is an example of a cultured marine chemoorganotrophic bacterium that contains proteorhodopsin and is a member of the SAR11 clade?
a. Azoarcus b. Pelagibacter c. Prochlorococcus d. Sagittula