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

Biology & Microbiology

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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

Biology & Microbiology

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.

Biology & Microbiology

Anthropoids or higher primates include all of the following except

A. New World monkeys. B. apes. C. Old World monkeys. D. humans. E. lemurs.

Biology & Microbiology

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

Biology & Microbiology