TLS Online TPP Program

#Question id: 1085


Which of the following statements about a G protein signaling pathway is true?

#SCPH28 | Zoology
  1. A G protein-coupled receptor bound to GTP is in its active state.

  2. A G protein bound to GTP is in its active state.

  3. A G protein bound to GDP is in its active state.

  4. Hydrolysis of bound GTP by a G protein activates the G protein.

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TLS Online TPP Program

#Question id: 755

#SCPH01 Biochemistry

Enzymes that regulate the process of supercoiling termed as;

TLS Online TPP Program

#Question id: 5048

#SCPH28 | Zoology

when a cell or tissue is capable of differentiating autonomously even when placed into another region of the embryo or a cluster of differently specified cells in a petri dish. This cell or tissue said to be-

TLS Online TPP Program

#Question id: 837

#SCPH28 | Zoology

Increasing order of free energy in unfolded to folded conformation of the proteins, the correct order is,

TLS Online TPP Program

#Question id: 10798

#SCPH05 I Biotechnology

Two other major groups of flavonoids found in flowers and leaves of all green plants. The function of these two flavonoids in plants are____

a) protect plants against being eaten by herbivores and against being infected by microbial pathogens

b) Protect cells from excessive UV-B radiation (280–320 nm) because they accumulate in the epidermal layers of leaves and stems and absorb light strongly in the UV-B region       

c) flavones and flavonols secreted into the soil by legume roots mediate the interaction of legumes and nitrogen-fixing symbionts

d) They are are coloured terpenoid compounds that also serve as accessory pigments in photosynthesis    

Which of the following combination from the above statements is correct?

TLS Online TPP Program

#Question id: 1290

#SCPH05 I Biotechnology

Hydroxyproline is important in the formation of staple collagen polymers within cells. The formation of hydroxyproline requires: