The digestive enzyme pepsin works with hydrochloric acid to break down proteins in the stomach. pepsin probably works best at a ph of

Which of these resources is used worldwide to make construction products, pottery, and porcelain

Rue or false siblings look simila rbecause they each have some traits of their parents.

Plz ! for many generations farmers in north america have been choosing to cross corn plants with large ears of corn each year this results in the new generation of plants also growing large ears of corn. what is the technique called? a. selective breeding. b. natural selection. c. mitosis. d. asexual budding.