Cows have been bred over by farmers over centuries to produce more milk.Some cows produce so much milk,that their enlarged udders make it difficult for the cows to walk.The increased milk production of the cows is an example of which of the following?

Question

Quizplus · Accepted Answer

The process of intentionally breeding certain traits in organisms by humans is known as artificial selection. In this case, farmers have purposely bred cows over time to produce more milk, leading to the cows having enlarged udders. This is not an example of recombinant DNA engineering, natural selection, sexual selection, or animal cruelty (which is a separate ethical issue).

Cows Have Been Bred Over by Farmers Over Centuries to Produce