AP BIOLOGY

EVOLUTION

EVOLUTION OF A POPULATION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is convergent evolution?
A
evolution toward similar traits in unrelated species
B
evolution toward different traits in closely related species
C
elimination of a species from Earth
D
the rise of two or more species from one existing species
Explanation: 

Detailed explanation-1: -In evolutionary biology, convergent evolution is defined as the process whereby distantly related organisms independently evolve similar traits to adapt to similar necessities. VLRs and TCRs/BCRs both serve as antigen receptors, but are evolutionarily unrelated.

Detailed explanation-2: -Convergent evolution is the process by which two species develop similar features despite not sharing a recent common ancestor. Evolutionary biologists explain these similar characteristics as the product of natural selection.

Detailed explanation-3: -Sometimes, different species develop the same solution to the same problem. Biologists call this process-when two organisms share characteristics that they didn’t jointly inherit from a common ancestor-convergent evolution.

Detailed explanation-4: -Convergent evolution is the independent evolution of similar features in species of different periods or epochs in time. Convergent evolution creates analogous structures that have similar form or function but were not present in the last common ancestor of those groups.

Detailed explanation-5: -Independently Developing Similar Traits This is caused by convergent evolution. This form of evolution happens when two or more species which do not have a recent common ancestor occupy similar niches in different parts of the world. This causes the different species to face very similar pressures of natural selection.

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