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NEST2023BiologyEvolution

The following graphs depict three different scenarios where the average body size of a population (assuming a normal distribution with a single mean) of a study organism has been plotted over several generations. If body size is heritable and there is no genetic drift present in the population, the correct option ( s ) that can give rise to the observed patterns would be

Options

  1. AP - Directional selection, Q - Stabilizing selection
  2. BQ - No selection, R - Disruptive selection
  3. CP - No selection, R - Disruptive selection
  4. DP - No selection, Q - Directional selection

Correct answer

B. Q - No selection, R - Disruptive selection

Step-by-step solution

No solution available.

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