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TLS Online TPP Program

#Question id: 659

What does it mean to say a protein is oligomeric?

#Unit 1. Molecules and their Interaction Relevant to Biology

  1. In vivo it establishes an equilibrium between two or more active conformations.

  2. It has more than fifty amino acids.

  3. The active protein involves the association of two or more polypeptide chains.

  4. The protein has multiple α-helices.

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TLS Online TPP Program

#Question id: 12560

#Unit 7. System Physiology – Animal

If GFR suddenly decreases from 150 ml/min to 75 ml/min and tubular fluid reabsorption simultaneously decreases from 149 ml/min to 75 ml/min, which of the following changes will occur (assuming that the changes in GFR and tubular fluid reabsorption are maintained)?
TLS Online TPP Program

#Question id: 2259

#Unit 2. Cellular Organization

Which of the following is not a characteristic of prokaryotes?
TLS Online TPP Program

#Question id: 1248

#Unit 4. Cell Communication and Cell Signaling

By what mechanism does PI-3 phosphate promote activation of protein kinase B (PKB)?

a. recruiting PKB to the plasma membrane

b. recruiting the activating kinase PDK1 to the plasma membrane

c. releasing inhibition of the catalytic site by the PH domain

d. by the activation of FOXO3A
TLS Online TPP Program

#Question id: 23595

#Unit 1. Molecules and their Interaction Relevant to Biology

If A + B means A is the brother of B; A%B means A is the father of B and A × means A is the sister of B. Which of the following means M is the uncle of P?
TLS Online TPP Program

#Question id: 840

#Unit 1. Molecules and their Interaction Relevant to Biology

Which of the following  type of chaperon that are involved in functions to unfold proteins in preparation for their transport through membranes and to subsequently refold them after transport?