Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 26154
TLS Online TPP Program

#Question id: 548

Which one of the following statements is true of enzyme catalysts?

#Unit 1. Molecules and their Interaction Relevant to Biology

  1. Their catalytic activity is independent of pH.

  2. They are generally equally active on D and L isomers of a given substrate.

  3. They can increase the equilibrium constant for a given reaction by a thousand fold or more.

  4. They can increase the reaction rate for a given reaction by a thousand fold or more.

More Questions
TLS Online TPP Program

#Question id: 15486

#Unit 12. Applied Biology

Why glutamic acid accumulation in cell is not a good idea for Corynebacterium
TLS Online TPP Program

#Question id: 1287

#Unit 4. Cell Communication and Cell Signaling

Biological roles of proteoglycans and hyaluronan include all of the following, except:
TLS Online TPP Program

#Question id: 21241

#Unit 7. System Physiology – Animal

A 45-year-old female who had never needed to wear glasses experienced difficulty reading a menu in a dimly-lit restaurant. She then recalled that as of late she needed to have the newspaper closer to her eyes in order to read it. A friend recommended she purchase reading glasses. Visual accommodation involves
TLS Online TPP Program

#Question id: 11072

#Unit 7. System Physiology – Animal

The following diagram shows pulmonary airway resistance expressed as a function of pulmonary volume. Which relationship best describes the normal lung?
TLS Online TPP Program

#Question id: 3618

#Unit 8. Inheritance Biology

Holandric genes ar