Does the ph level of acid in our stomachs affect the digestion of proteins I need the following:
Independent Variable
Dependent Variable
Controlled Variable

Which format should he use to present his data?

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.

In "the man in the water," what was the remarkable occurrence that rosenblatt reported?