Question

Select the option that gives the correct description of the process of Natural Selection with respect to the length of the neck of giraffe.

Options :

  1. Stabilising selection as giraffes with longer neck lengths are selected further.

  2. Disruptive selection as giraffes with smaller and longer neck lengths are selected.

  3. Directional selection as giraffes with longer neck lengths are selected.

  4. Stabilising selection as giraffes with medium neck lengths are selected.

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Answer :

Directional selection as giraffes with longer neck lengths are selected.

Stabilising selection as giraffes with medium neck lengths are selected.

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