What is the role of the greenhouse gases in the atmosphere?
a) they trap some of the sun’s he...
Biology, 29.01.2020 11:52 tae8002001
What is the role of the greenhouse gases in the atmosphere?
a) they trap some of the sun’s heat energy within the atmosphere, to maintain earth’s average temperature.
b) they prevent most of the sun’s rays from reaching earth, thereby preventing earth from heating up.
c) they divert the sun’s heat from the equator to the poles, causing the ice caps to melt, leading to global warming.
d) they destroy the ozone layer, allowing harmful ultraviolet rays of the sun to reach the surface of earth.
Answers: 2
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What was the purpose of mendel's experiments with dihybrid crosses? a. to determine if dna was a transforming factor b. to determine if traits could be recessive c. to determine if traits affected each other d. to determine if traits had more than one allele
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Use the phylogenetic tree to the right to determine which statement below is true. organisms a and f are not related. organism e is more closely related to organism b than organism f. organisms c and d are more closely related than organisms a and b. phylogenetic trees
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