Why does changing the ph of a solution affect the ability of an enzyme to catalyze a chemical reaction? a. it destroys the substrate. b. it changes the shape of the protein. c. it breaks the protein into its monomers. d. it raises the temperature of the solution.

Gregor mendel is best known for his work with pea plants and for uncover many of the mysteries of genetics. one of his major findings stated that there were specific, physical units of inheritance that are transmitted during reproduction. what is the the name given to these units of inheritance which can be found on chromosomes? a) centromeres b) cytoplasm c) genes d) nucleotides

What are some natural processes that represent physical and chemical changes?

_tissues respond quickly to outside stimuli a) epithelia b)nervous c)muscular d)muscular and nervous