The change in crab color is an example of Disruptive selection because two extreme colors were preferred over the more moderate color. Thus, the correct option for this question is D.
<h3>What is Natural selection?</h3>
Natural selection may be defined as the selection of a few individuals from any given population according to their favorable variations.
Disruptive selection occurs when environmental conditions changes in two different directions. Due to which variance increases in population.
Therefore, the correct option is D.
To learn more about Natural selection, refer to the link:
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The same as the beginning cells because they are like a copy machine they are exactly correct
Three roles of the DNA molecule in heritage are in storage, copying and transmitting genes.
A-DNA: It is a right-handed double helix similar to the B-DNA form. ...
B-DNA: This is the most common DNA conformation and is a right-handed helix. ...
Z-DNA: Z-DNA is a left-handed DNA where the double helix winds to the left in a zig-zag pattern.
Answer: of its invariant body plan, ease of genetic manipulation and low cost of maintenance
Explanation: Caenorhabditis elegans is a microscopic, soil-dwelling roundworm that has been powerfully used as a model organism since the early 1970″s. It was initially proposed as a model for developmental biology because of its invariant body plan, ease of genetic manipulation and low cost of maintenance.
A liar always knows he is lying, and that is why liars travel in packs: in order to be reassured that the judgement day will never come for them