Biochemistry - Quiz 5 Questions and
Answers 2025-2026 Updated.
What would happen if the phosphoinositide 3-kinase enzyme disappeared from the system
above?
(TRUE/FALSE)
a) IRS-1 would still bind to the insulin receptor.
b) Akt would still be activated.
c) Insulin would not interact with the receptor.
d) The cell would become insulin-resistant.
e) Phosphatidylinositol 4,5-bisphosphate would not be converted into to phosphatidylinositol
3,4,5-triphosphate.
f) Receptor dimerization would be inhibited. - Answer a) TRUE
b) FALSE
c) FALSE
d) TRUE
e) TRUE
f) FALSE
Acids help digest proteins by: (TRUE/FALSE)
a) neutralizing them
b) partially denaturing them
c) preventing their absorption
d) cleaving pepsinogen - Answer a) FALSE
b) TRUE
c) FALSE
d) TRUE
Which of the following is NOT important for controlling membrane fluidity?
Answers 2025-2026 Updated.
What would happen if the phosphoinositide 3-kinase enzyme disappeared from the system
above?
(TRUE/FALSE)
a) IRS-1 would still bind to the insulin receptor.
b) Akt would still be activated.
c) Insulin would not interact with the receptor.
d) The cell would become insulin-resistant.
e) Phosphatidylinositol 4,5-bisphosphate would not be converted into to phosphatidylinositol
3,4,5-triphosphate.
f) Receptor dimerization would be inhibited. - Answer a) TRUE
b) FALSE
c) FALSE
d) TRUE
e) TRUE
f) FALSE
Acids help digest proteins by: (TRUE/FALSE)
a) neutralizing them
b) partially denaturing them
c) preventing their absorption
d) cleaving pepsinogen - Answer a) FALSE
b) TRUE
c) FALSE
d) TRUE
Which of the following is NOT important for controlling membrane fluidity?
