What precautionary measures wil you use when preparing the biuret reagent ​

Which of the following is true of natural population a.) populations are all the individuals of a species living in a defined area b.) populations are all uniform in size c.) viable populations exhibit little, if any, genetic variation

Plz ! cattle ranchers and dairy farmers rarely allow all of their animals to reproduce instead they practice selective breeding and only encourage the reproduction of animals with specific features. which of the following cows would a dairy farm most likely choose to reproduce? a. a cow that makes a lot of milk. b. a cow that can run quickly. c. a cow with a think, soft fur. d. a cow with large, strong hooves.

(amoeba sisters video recap: pedigrees and need