Answer :
we observe variation in a population of lizards with respect to how fast individuals can run. we attempt to select for the ability to run slowly, not quickly. after six generations of selective breeding of only the slowest, the mean running speed of the lizards has not changed.
selective breeding In order to produce kids with more desirable features, selective breeding involves pairing up parents who share specified traits. Various animals and plants have been carefully bred by humans since the beginning of time; one example is the development of more productive agricultural plants.
New plant and animal species with desired features, such as milk-producing cows, can be developed through selective breeding.
chickens that produce large eggs. wheat plants that yield a lot of grain.
The cattle, sheep, pigs, chickens, and other animals that were used to generate the meat that is sold today were carefully bred. Numerous fruits and vegetables have undergone artificial selection in an effort to improve or even generate them. For example, broccoli, cauliflower, and cabbage were developed by selective breeding.
Learn more about selective breeding here:
https://brainly.com/question/483203
#SPJ4
