TLS Online TPP Program

#Question id: 7699


In the phylogenetic trees, numbers represent species, and the same species are shown in both trees. Which two species are represented as sister species in Tree 2 but are not shown as sister species in Tree 1?

#Unit 9. Evolution & Diversity of Life Forms
  1. 1 and 2
  2. 2 and 3
  3. 3 and 4
  4. 4 and 5 
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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______

TLS Online TPP Program

#Question id: 866

#Unit 1. Structure and Function of Biomolecules

Which of the following is known as Sanger’s reagent

TLS Online TPP Program

#Question id: 867

#Unit 1. Structure and Function of Biomolecules

Match the correct diseases with their precursors

DiseaseProtein or precursor involved in disease
1. Cystic fibrosisa. Prion protein
2. Creutzfeldt–Jakob diseaseb. CFTR
3. Familial hypercholesterolaemiac. LDL receptor
4. fatal familial insomniad. β-amyloid protein
5. Alzheimer's diseasee. β-hexosaminidase

TLS Online TPP Program

#Question id: 868

#Unit 1. Structure and Function of Biomolecules

Which statements is incorrect about ‘The chaperonin-assisted catalysis of protein folding’

A. The non-cooperative nature of ATP binding establishes GroEL as an allosteric enzyme.

B. In GroEL with a total of 14 subunits in two heptameric rings are observed.

C. In vivo GroES is composed of seven identical subunits whilst GroEL is composed of 14 larger subunits.

D. Gro-EL being called chaperonin60 (cpn60) and Gro-ES chaperonin10 (cpn10).