Bio 101
30. Base your answer to the following question on the table below and
on your knowledge of biology.
At what temperature would enzyme D most likely be denatured?
A) 15°C
B) 20°C
C) 25°C
D) 39°C
31. One effect of uncontrolled diabetes is that the blood might develop
an acidic pH. As a result, cells may not be able to regulate their
internal pH. Within these cells, this could cause a disruption of the
function of biological catalysts known as
A) enzymes
B) toxins
C) antibodies
D) antigens
32. Base your answer to the following question on
the diagram below, which represents stages in the digestion of a
starch, and on your knowledge of biology.
The structure labeled X most likely represents
A) an antibody
B) a receptor molecule
C) an enzyme
D) a hormone