daylight69
contestada

What must happen for speciation to occur?
O
A. Gene flow must increase.
O
B. A population must be isolated in some way.
O
C. All alleles in the population must become fixed.
O
D. Asexual reproduction must occur.

Respuesta :

B. A population must be isolated in some way.

Explanation:

  • Speciation refers to the origin of new species from a pre-existing species.
  • Speciation can be Gradual or instantaneous depending on the time taken for evolution of new species.
  • Speciation occurs when gene pool of a population is somehow reproducively isolated from other populations of parent species.
  • This isolation can occur by geographical barrier, reproductive isolation or non-recognition of potential mates.
  • Speciation can be classified as allopatric speciation, Sympatric speciation and parapatric speciation.
FalKirus

Answer:

B. A population must be isolated in some way.

Explanation:

I got it right :p

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