Which of the following zones is the location of the most biological activity?
A. the unsaturated zone
B. the zone of soil moisture
C. the zone of saturation
D. the intermediate belt
E. the capillary fringe
Ans: B. the zone of soil moisture
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What is the relationship between operators, transcription units, and operons?
a. Operators are comprised of transcription units and operons. b. Operons are comprised of transcription units and operators. c. Operators are comprised of multiple transcription units associated with a single operon. d. Operons are comprised of multiple operators associated with a single transcription unit. e. Operons are comprised of multiple transcription units associated with a single operator.
Faults are regions where lithospheric plates are moving toward one another
Indicate whether the statement is true or false
A woman has six sons. The chance that her next child will be a daughter is
A) 1. B) 0. C) 1/2. D) 1/6. E) 5/6.
The science of naming, identifying, and classifying organisms is called cladograms.
a. true b. false