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TLS Online TPP Program

#Question id: 568

Which of the following statements about allosteric control of enzymatic activity is false?

#SCPH01 Biochemistry

  1. Allosteric effectors give rise to sigmoidal V0 vs. [S] kinetic plots.

  2. Allosteric proteins are generally composed of several subunits.

  3. An effector may either inhibit or activate an enzyme.

  4. Heterotropic allosteric effectors compete with substrate for binding sites.

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TLS Online TPP Program

#Question id: 5042

#SCPH06 I Botany

Which one of the following set of Yamanaka factors can be used to regained the pluripotency of somatic cells in mammals?
TLS Online TPP Program

#Question id: 5014

#SCPH28 | Zoology

 Following geological time period and major evolutionary event?

I. Devonian                            A. Gymnosperms dominant

II. Jurassic                               B. Amphibians diversify; first reptiles

III. Carboniferous                  C. Mammals appear

IV. Triassic                           D. Seed plants appear
TLS Online TPP Program

#Question id: 92

#SCPH01 Biochemistry

Monosaccharide derivatives in which an amino group replaces one of the hydroxyl groups may have important roles in
TLS Online TPP Program

#Question id: 8923

#SCPH28 | Zoology

Which of these genetic processes may be most helpful in accounting for the Cambrian explosion?
TLS Online TPP Program

#Question id: 846

#SCPH01 Biochemistry

The maintenance of the steady-state collection of active cellular proteins required under a particular set of conditions, called ______.