Practice Questions

TLS Online TPP Program

#Question id: 18803

Carboxyfluorescein succinimidyl ester (CFSE)is non-toxic to cells hence retained till many cycles in CFSE labeling amount of fluorescence emitted is cut in half each time the cell divides, after labelling the following graph is obtained

In this graph

#Unit 13. Methods in Biology

all the peaks represents the undivided cell
both the peak represents the undivided cell
The peak to its immediate left represents cells that is undivided even once, the next one to the left represents cells that have divided once
The peak to its immediate left represents cells that have divided once, the next one to the left represents cells that have divided twice

More Questions

#Question id: 3352

#Unit 11. Evolution and Behavior

The kind of natural selection in A and B are

#Question id: 1055

#Unit 4. Cell Communication and Cell Signaling

What part of the E. coli T4 phage attaches to the host cell receptors?

#Question id: 5578

#Unit 5. Developmental Biology

The phase change of an apical meristem from the juvenile to the mature vegetative phase is often revealed by ________.

#Question id: 7584

#General Aptitude

#Question id: 1669

#Unit 4. Cell Communication and Cell Signaling

What is the percentage of human peripheral blood T-cells bearing a γδ T-cell receptor?