TLS Online TPP Program

#Question id: 10667


Which of the following is correct statement?

A) The average number of offspring that female producing during life time is called NET reproductive rate

B) The number of birth minus the number of death per generation time called called per capita growth rate

C) The average number of female offspring that female producing during life time is called NET reproductive rate

D) The average number of offspring that breeding male and female producing during life time is called NET reproductive rate

#Unit 10. Ecological Principles
  1. A and B 
  2. B and C      
  3. A only    
  4. B and D only
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TLS Online TPP Program

#Question id: 860

#Unit 1. Structure and Function of Biomolecules

Select true ‘T’ AND false ‘F’ about ubiquitinylation

I. These ubiquitin-like modifiers control processes as diverse as nuclear import,

II. Regulated by the ubiquitin-like modifier Sumo, and autophagy,

III. Regulated by the ubiquitin-like modifier Atg8.

IV. For a protein to be efficiently degraded, it must be linked to a chain of at least four tandemly linked ubiquitin molecules in which Lys 34 of each ubiquitin forms an isopeptide bond with the C-terminal carboxyl group of the following ubiquitin.

TLS Online TPP Program

#Question id: 861

#Unit 1. Structure and Function of Biomolecules

Alexander Varshavsky discovered, the half-lives of many cytoplasmic proteins vary with the identities of their N-terminal residues via the so-called N-end rule:-

A. Destabilizing N-terminal residues Asp, Arg, Leu, Lys, and Phe have half-lives of

i. Only 2 to 3 minutes,

B. Stabilizing N-terminal residues Ala, Gly, Met, Ser, Thr, and Val have half-lives of

ii. >10 hours in prokaryotes

iii. >20 hours in eukaryotes.

TLS Online TPP Program

#Question id: 862

#Unit 1. Structure and Function of Biomolecules

Match the following

lysosomal protein degradation pathwaysFound in
1. Nonselectivea-well-nourished cells

i-containing the pentapeptide

Lys-Phe-Glu-Arg-Gln

2- Selectiveb-starving cells

TLS Online TPP Program

#Question id: 863

#Unit 1. Structure and Function of Biomolecules

Ubiquitinated proteins are proteolytically degraded in an ATP-dependent process mediated by a large (∼2500 kD, 26S) multiprotein complex named the 26S proteasome;

TLS Online TPP Program

#Question id: 864

#Unit 1. Structure and Function of Biomolecules

Which one is not the appropriate function of Heat Shock Proteins;

TLS Online TPP Program

#Question id: 865

#Unit 1. Structure and Function of Biomolecules

In autophagy, the endoplasmic reticulum (ER) first gives rise to a cup-shaped, membranous cisterna called the______