Question

help ??? fan/medal

Answer 1

1. Which of the following would differ if you compared the same reaction taking place with and
without an enzyme? (1 point)
the chemical energy of the reactants
the chemical energy of the products
the energy required to start the reaction
the overall energy of the reaction
2. Which of the following would occur if cells did not have enzymes? (1 point)
Cells would not have any chemical reactions taking place.
Cells would have some chemical reactions, but not enough to support life processes.
Reactions in cells would be too slow to sustain life.
Reactions in cells would be prevented from producing needed products at the right
time.
3. What are the roles of hydrogen peroxide, oxygen, hydrogen, and catalase in the following chemical
reaction?
catalase
2H2O2 O2 + 2H2O
(1 point)
Catalase is an enzyme, O2 and H2O are substrates, and H2O2
is a reactant.
Catalase is a substrate, O2 and H2O are substrates, and H2O2
is an enzyme.
Catalase is a substrate, O2 and H2O are products, and H2O2
is an enzyme.
Catalase is an enzyme, O2 and H2O are products, and H2O2
is a substrate.
4. Which of the following is true of an enzyme? Mark all that apply. (2 points)
It is a protein.
It is a catalyst.
It binds to many different substrates.
It is small compared to its substrates.

Answer 2

my god is this homework or something :o

Answer 3

Its 4 out of 10 questions .. lol i dont know these 4 at all... lol

Answer 4

1 is b
2 is c
3 is either a or d..... id pick a
4 is a