7. Which of the following can affect the activity of enzymes?
a. Activation energy, reactants, and pH
b. Proteins, regulatory molecules, and pH
c. Temperature, pH, and regulatory molecules
d. Temperature, lipids, and activation energy
8. Which statement best explains why compounds have different properties than the elements that form them? Complete this statement: When elements form a compound ...
a ... the bonds and structure of the elements change
b ... the masses of the elements increase
c ... the masses of the elements decrease
d ... the elements become neutral
on number 7 the answer is not d
on number 8 the answer is not d
because I have a modified test
Who ever answers both will get brainest
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