Practice Questions

TLS Online TPP Program

#Question id: 1392

In the nematode C. elegans, ced-9 prevents apoptosis in a normal cell in which of the following ways?

#Unit 4. Cell Communication and Cell Signaling

It prevents the caspase activity of ced-3 and ced-4.
Ced-9 remains inactive until it is signaled by ced-3 and other caspases.
Ced-9 cleaves to produce ced-3 and ced-4.
Ced-9 prevents blebbing by its action on the cell membrane.

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TLS Online TPP Program

#Question id: 27490

#Unit 1. Molecules and their Interaction Relevant to Biology

What is the increasing order of concentration of D glucose in solution

TLS Online TPP Program

#Question id: 19993

#Unit 2. Cellular Organization

Low Cot1/2 value means

TLS Online TPP Program

#Question id: 15888

#Unit 12. Applied Biology

Most commonly used gelling agent in media for plant tissue culture and is obtained from red algae,

TLS Online TPP Program

#Question id: 18074

#Unit 13. Methods in Biology

Affinity chromatography on oligo(dT)-cellulose columns, is used for eukaryotic mRNA extraction, instead of using oligo(dT)-cellulose we can also use

TLS Online TPP Program

#Question id: 28190

#Unit 5. Developmental Biology

The process by which portions of the genome are selected for expression in different embryonic cells, is called___