TLS Online TPP Program

#Question id: 568


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

#I Life Science/ Life Sciences Group – I-V
  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: 4594

#SCPH06 I Botany

Which one of the following observations did Darwin first make during his discovery of evolution?

TLS Online TPP Program

#Question id: 4594

#SCPH28 | Zoology

Which one of the following observations did Darwin first make during his discovery of evolution?

TLS Online TPP Program

#Question id: 4595

#SCPH06 I Botany

Currently, two extant elephant species (X and Y) are classified in the genus Loxodonta, and a third species (Z) is placed in the genus Elephas. Thus, which statement should be true?

TLS Online TPP Program

#Question id: 4595

#SCPH28 | Zoology

Currently, two extant elephant species (X and Y) are classified in the genus Loxodonta, and a third species (Z) is placed in the genus Elephas. Thus, which statement should be true?

TLS Online TPP Program

#Question id: 4596

#SCPH06 I Botany

In a hypothetical environment, fishes called pike-cichlids are visual predators of large, adult algae-eating fish (in other words, they locate their prey by sight). The population of algae-eaters experiences predatory pressure from pike-cichlids. Which of the following is least likely to result in the algae-eater population in future generations?

TLS Online TPP Program

#Question id: 4596

#SCPH28 | Zoology

In a hypothetical environment, fishes called pike-cichlids are visual predators of large, adult algae-eating fish (in other words, they locate their prey by sight). The population of algae-eaters experiences predatory pressure from pike-cichlids. Which of the following is least likely to result in the algae-eater population in future generations?