Two key concepts of Darwinians theory –
(1) Branching descent, mutation
(2) Natural selection, Struggle for existence
(3) Natural selection, Branching descent
(4) Branching descent, variations
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(3) branching descent and natural selection.
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Hi friend
The two key concepts of Darwinians theory are :
Option (3) Natural selection and Branching descent.
Hope this helps you
The two key concepts of Darwinians theory are :
Option (3) Natural selection and Branching descent.
Hope this helps you
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