A forest was cleared for the building of a resort, but before construction began, secondary succession set in. Which of these describes why secondary secession appeared so rapidly?
A) the clearing allowed mosses to grow quickly.
B) rock weathering occurred for lichens to grow.
C) exposed substrates allowed microbes to grow.
D) the soil components remained for plants to grow.
Answers: 2
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If the coding part of an mrna molecule is 1800 nucleotides (bases) in length, this molecule will contain codons and code for a polypeptide that is amino acids long.
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The wings of insects, birds, and bats evolved independently but carry out similar functions. this is an example of a. analogous structures. b. embryonic structures. c. vestigial structures. d. homologous structures.
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Asolution of an enzyme and a substrate was placed in a water bath and the temperature of the reaction was raised gradually. the graph shown was plotted at the end of the experiment. what can be concluded from the graph? a) temperature has no effect on the activity of the enzyme. b) the effect of temperature on the enzyme is unpredictable. c) the enzyme shows increased activity up to a certain temperature. d) the activity of the enzyme is inversely proportional to the temperature.
Answers: 2
A forest was cleared for the building of a resort, but before construction began, secondary successi...
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