LIFE SCIENCE

OBJECTIVE LIFE SCIENCE

EVOLUTION

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.

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: -Traits that arise through convergent evolution are referred to as ‘analogous structures’. They are contrasted with ‘homologous structures’, which have a common origin.

Detailed explanation-4: -Convergent evolution can occur when two unrelated species develop the same features because they either live in the same environment or they are part of the same feeding niche.

Detailed explanation-5: -Example of Convergent Evolution Convergent evolution is the independent evolution of similar trait(s) in unrelated species. This usually happens because the species are living in similar (or the same) environments, so they evolve similar adaptations to face the same selective pressures.

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