How do the functions of the forelimbs differ among these vertebrates (what are each used for? what does a seal use its flippers for? )

Which term refers to the total dollar value of the goods and services produced in a country in a year?

Which is an important function of normal flora? a. aid with bone marrow production. b. crowd out pathogenic bacteria. c. destroy digestive track pathogens. d. manufacture iron in the bloodstream.

Which process of living things produces water that enters the water cycle