Which of the following reciprocal pathways established parasegmental periodicity?

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#Question id: 28963

#Unit 7. System Physiology – Animal

thyroid hormone receptor binds response elements on the DNA in which of the following forms?

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#Question id: 1234

#Unit 4. Cell Communication and Cell Signaling

Which of the following mutations would likely have a similar cancer-promoting effect as the RasD mutation?

a. mutation in Grb2 so that it cannot bind Sos

b. mutation in Sos so that it binds Ras independent of Grb2

c. mutation in GAP so that it cannot bind Ras

d. mutation in EGF receptor so that it binds GRB2 independent of EGF

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#Question id: 5161

#General Aptitude

Find the unit digit of 83 × 87 × 93 × 59 × 61. 

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#Question id: 23199

#Unit 13. Methods in Biology

Metal shadowing- thin film of platinum is coated from a _________ which provides information about the three-dimensional topology of the sample.

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#Question id: 1434

#Unit 4. Cell Communication and Cell Signaling

A bone tumor sample appears to be heterozygous for a p53 mutation. The most likely explanation for this finding is: