Given are certain facts which define ‘specification’ of a developing embryo.

 A. At the specification stage, commitment to cell identity is labile.

 B. At the specification stage, cell is capable of differentiating autonomously.

 C. The cell “knows” very early what it is to become without interacting with other cells.

 D. A phase where inductive signals trigger cell to determines their fate.

 Which of the above statements best define specification?

TLS Online TPP Program

#Question id: 31135

#Unit 2. Cellular Organization

Which of the following proteins not included in N-Myristoyl–anchored proteins ?

TLS Online TPP Program

#Question id: 31136

#Unit 2. Cellular Organization

The intestinal absorption of glucose is impaired by use of ouabain, an inhibitor of Na+-K+ ATPase. Indicate the correct explanation?

TLS Online TPP Program

#Question id: 31329

#Unit 2. Cellular Organization

Which of the following state of Na+-K+ ATPase has a high affinity for K+?

A. E1 state

B. E1-P state

C. E2 state

D. E2-P state

TLS Online TPP Program

#Question id: 31371

#Unit 2. Cellular Organization

Which of the following transporter responsible for isosmotic reabsorption from proximal tubule of nephron?

TLS Online TPP Program

#Question id: 31380

#Unit 2. Cellular Organization

If you were to remove the ER retrieval signal from protein disulfide isomerase (PDI), which is normally a soluble resident of the ER lumen, where would you expect the modified PDI to be located?

TLS Online TPP Program

#Question id: 31393

#Unit 2. Cellular Organization

CFTR, an ABC protein, is a Cl− channel, not a pump. Channel opening is triggered: