Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 19669
TLS Online TPP Program

#Question id: 552

Which of the following is true of the binding energy derived from enzyme-substrate interactions?

#XL - R Botany

  1. It cannot provide enough energy to explain the large rate accelerations brought about by enzymes.

  2. It is sometimes used to hold two substrates in the optimal orientation for reaction.

  3. It is the result of covalent bonds formed between enzyme and substrate.

  4. Most of it is derived from covalent bonds between enzyme and substrate.

More Questions
TLS Online TPP Program

#Question id: 4930

#XL - T Zoology

Which of the following is the correct sequence of events in the origin of life?

I. Formation of protocells

II. Synthesis of organic monomers

III. Synthesis of organic polymers

IV. Formation of DNA-based genetic systems
TLS Online TPP Program

#Question id: 400

#XL - S Microbiology

Consider two solutions: solution X has a pH of 4; solution Y has a pH of 7. From this information, we can reasonably conclude that ________.
TLS Online TPP Program

#Question id: 11159

#XL - S Microbiology

Which kind of DNA should provide the best molecular clock for gauging the evolutionary relatedness of several species whose common ancestor became extinct billions of years ago?
TLS Online TPP Program

#Question id: 20245

#XL - P Chemistry

Which of the following is not paramagnetic ?
TLS Online TPP Program

#Question id: 186

#XL - P Chemistry

What will be the net charge on given peptide at pH 5?