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: 32333

#Unit 2. Cellular Organization

When the free-energy change (ΔG) for addition of the soluble subunit is less than zero, then:

TLS Online TPP Program

#Question id: 32334

#Unit 2. Cellular Organization

Which of the following actin binding protein binds monomers & concentrates them at sites of filament assembly?

TLS Online TPP Program

#Question id: 32335

#Unit 2. Cellular Organization

Which of the following actin binding protein nucleates assembly and remains associated with the growing plus end?

TLS Online TPP Program

#Question id: 32336

#Unit 2. Cellular Organization

Which of the following actin binding protein is found predominantly in cells in which actin filaments need to be highly stabilized?

TLS Online TPP Program

#Question id: 32337

#Unit 2. Cellular Organization

Which of the following actin binding protein nucleates assembly to form a branched network and remains associated with the minus end?

TLS Online TPP Program

#Question id: 32338

#Unit 2. Cellular Organization

Which of the following actin binding protein inducing a small twist to destabilizes the filament, breaking it into short pieces.?