Question

blue poppies native to china are grown at a plant-breeding center in california, where those with the thickest leaves survive and reproduce best in the drier climate. this evolutionary adaptation of the poppies to their new environment is due to _____.

Answer 1

The answer is directional selection. This occurs when natural section favours extreme traits on one s side of the spectrum in the population. Therefore, the population mean shifts to one side of the bell-shaped population curve. This shift is towards the advantageous alleles that enable the population to survive the change in the environment.