Many aspects of the biology of stem cells, including maintenance of pluripotency, self-renewal, and differentiation, are controlled by the phenomenon of RNA interference involving a variety of small molecules of RNA.

Match the following miRNA (Column I) with their target gene (Column II).

Column I	Column II
a. Let-7 miRNA	i. Bcl-2
b. miR-16	ii. PTEN phosphatase
c. miR-125a and miR-125b	iii. Myc
d. miR-21	iv. LIN28

TLS Online TPP Program

#Question id: 8850

#Unit 9. Diversity of Life Forms

Whatever its ultimate cause(s), the Cambrian explosion is a prime example of

TLS Online TPP Program

#Question id: 11658

#Unit 10. Ecological Principles

Directional community changes due to the cause of succession, factors involve such as

TLS Online TPP Program

#Question id: 8941

#Unit 9. Diversity of Life Forms

You are trying to identify an organism. It is an animal, but it does not have nerve or muscle tissue. It is neither diploblastic nor triploblastic. It is probably a

TLS Online TPP Program

#Question id: 32407

#Unit 1. Molecules and their Interaction Relevant to Biology

Deuterated acetyl-coenzyme A (-CD3 instead of –CH3) was used in an experiment to study the TCA cycle. Upon analysis of the metabolites, it was found that deuterium (D) was present in a wide variety of compounds; even compounds not associated with the citric acid cycle. This is due to

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#Question id: 2159

#Unit 2. Cellular Organization

A channel protein