Briefly explain how some limestone and other carbonate rocks can have high porosity and
permeability. What will be an ideal response?
Carbonate rocks may have bedding planes, joints, and solution cavities through which water can move
and dissolve rock to make larger pathways.
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Which of the following statements regarding transcription and translation is true?
A. mRNA includes the bases A, C, G, and T. B. A codon consists of a sequence of two nucleotides. C. A tRNA molecule includes a codon sequence and carries a single amino acid. D. An RNA transcript may contain sections that are removed before translation.
How are the principles of lateral continuity and superposition related?
A) They help to understand the processes that obstructs sedimentary layers. B) They help to extend relative age relationships over larger areas. C) They help to understand cross-cutting relationships. D) They help to show that sediment tends to accumulate in horizontal layers.
Which one of the following is not a speleothem?
a.) stalactite b.) geyserite c.) stalagmite d.) dripstone
As an urban region experiences urban sprawl, the
A) number and size of roadways decrease. B) number of farms and parks increase. C) number of shopping malls increases. D) reliance on public transportation increases.