What will cause the phosphorylation of T14 and Y15 in this G-loop?

a) It introduces negative charge that electrostatically interferes with the binding of ATP in the catalytic pocket

b) It introduces ionic bond interferes with the binding of ATP in the catalytic pocket

c) play a critical role in controlling CDK activity

d) Allows the binding of CDK with cyclins

Which of the following is correct about phosphorylation;

TLS Online TPP Program

#Question id: 31413

#Unit 2. Cellular Organization

Which one of the following options represents the correct match between the major accessory proteins (Column X) and their function(Column Y)?

TLS Online TPP Program

#Question id: 31414

#Unit 4. Cell Communication and Cell Signaling

Which one of the following options represents the correct match between the proteins (Column X) and related processes(Column Y)?

TLS Online TPP Program

#Question id: 31415

#Unit 7. System Physiology – Animal

A woman taking atropine for a gastrointestinal disorder notices that her pupils are dilated. This occurs because atropine blocks __________ receptors on the __________ muscle of the iris.

TLS Online TPP Program

#Question id: 31416

#Unit 4. Cell Communication and Cell Signaling

The abnormal activation of the PI 3-kinase/Akt/mTOR pathway, which normally occurs early in the process of tumor progression, helps to explain the excessive rate of glycolysis that is observed in tumor cells, known as: 

TLS Online TPP Program

#Question id: 31417

#Unit 2. Cellular Organization

Put these events in the correct temporal order: 

a. End plate potential (EPP)

b. Action potential in muscle fiber

c. ACh release from presynaptic terminal

d. MEPP

e. Opening ligand-gated ion channels

f. Opening Ca²⁺ channels in presynaptic terminal

g. Binding of ACh to nicotinic receptors,

h. Action potential in nerve fiber

TLS Online TPP Program

#Question id: 32132

#Unit 1. Molecules and their Interaction Relevant to Biology

For guanine, the pKa value is