Which enzyme is used for homopolymer tailing?

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#Question id: 14835

#Unit 5. Developmental Biology

There are three main ways in which inducing signals may be passed between cells EXCEPT

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#Question id: 1378

#Unit 4. Cell Communication and Cell Signaling

Which of the following apply to fibronectins? Please select all that apply.

a) They are disulphide linked dimers, with each polypeptide composed of a number of binding domains joined together by short flexible segments.

b) They have an essential role in linking the extracellular matrix to its underlying cells.

c) Like integrins, fibronectins are directly connected to the cytoskeleton.

d) They participate in 'inside out' and 'outside in' signalling mechanisms.

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#Question id: 32375

#Unit 2. Cellular Organization

According to coincidence detection following signal input ensures that nucleation promoting factor is activated only at the right place and by the right signaling pathway, except:

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#Question id: 18940

#Unit 13. Methods in Biology

which of the following permits the amplification of chosen segments of DNA or RNA for detailed study or cloning.

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#Question id: 28722

#Unit 2. Cellular Organization

For Sar1 protein, which one act as a GEF factor?