Enzymes and Kinetics – Section 1

1. A competitive inhibitor of an enzyme is usually

A. a highly reactive compound
B. a metal ion such as Hg²⁺ or Pb²⁺
C. structurally similar to the substrate.
D. water insoluble

2. Linear inhibition is sometimes called as

A. complete inhibition
B. incomplete inhibition
C. partial inhibition
D. mixed inhibition

3. The types of inhibition pattern based on Michaelis Menten equation are

A. competitive
B. non-competitive
C. uncompetitive
D. all of the above

4. The effect of non-competitive inhibition on a Lineweaver-Burk Plot is that

A. it can move the entire curve to the right
B. it can change the y-intercept
C. it can change the x-intercept
D. all of these

5. The rate-determining step of Michaelis Menten kinetics is

A. the complex formation step
B. the complex dissociation step to produce product
C. the product formation step
D. Both (a)and(c)