Question

guys!
Answer me fast!

Answer 1

I)Genetic drift is a change inallele frequencyin apopulation, due to the forces of chance. Oftentimes, mutations in cells can have noeffect.
2)Natural selectionis the differential survival and reproduction of individuals due to differences inphenotype. It is a key mechanism ofevolution, thechange in theheritabletraitscharacteristic of apopulationover generation
3)Themechanisms of reproductive isolationare a collection ofevolutionarymechanisms,behaviorsandphysiological processescritical forspeciation

Answer 2

Natural seletion :- The process by which nature selects and consolidate those organisms which are more suitably adapted and possesses favorable variations
Geographical isolation :- they take place when variation are combined
Genetic drift :- it's a random change in the frequency in the population..
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