During juxtacrine pathway, notch protein is activated by the neighbouring cells which expresses:

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#Question id: 2877

#Unit 2. Cellular Organization

What is the superhelical density of a closed-circular DNA with a length of 4,200 bp and a linking number (Lk) of 374? What is the superhelical density of the same DNA when Lk = 412? Are these molecules negatively or positively supercoiled?

A. The molecule is getting negatively supercoiled.

B. The molecule is getting positively supercoiled.

C. The superhelical density is positive.

D. The superhelical density is negative.

Which of the combinations of the above statements are correct?

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#Question id: 28246

#Unit 5. Developmental Biology

which of the following pathway is activated by paracrine factor in the adjacent germ stem cells to specify their self-renewal

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#Question id: 12829

#General Aptitude

The sides of a triangle are 3 cm, 4 cm and 5 cm. The area (in cm2) of the triangle formed by joining the mid points of this triangle is :

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#Question id: 27672

#Unit 1. Molecules and their Interaction Relevant to Biology

Which of the following Ramachandran plot showing correct graph for trans-proline possible phi and psi positions

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#Question id: 1792

#Unit 4. Cell Communication and Cell Signaling

Suppression of Th2 by Th1 cells can be mediated by: