Cystic fibrosis is caused by a recessive lethal gene and can be detected by an excess concentration of chloride in sweat. A normal man whose sister has cystic fibrosis, his normal wife whose brother has cystic fibrosis. What is chance of cystic fibrosis in their child?

TLS Online TPP Program

#Question id: 400

#Unit 1. Molecules and their Interaction Relevant to Biology

Consider two solutions: solution X has a pH of 4; solution Y has a pH of 7. From this information, we can reasonably conclude that ________.

TLS Online TPP Program

#Question id: 1295

#Unit 4. Cell Communication and Cell Signaling

What signal is released by endothelial cells to recruit circulating leukocytes?

TLS Online TPP Program

#Question id: 23740

#General Aptitude

(a) L is the brother of K.

(b) K is the friend of M.

Inference: L is the friend of M.

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#Question id: 16317

#Unit 7. System Physiology – Animal

Developmental stress:

TLS Online TPP Program

#Question id: 10235

#Unit 10. Ecological Principles

Following some observation is correct about species of P, Q and R

A) Species P and R have generalized nich while Q has specialized nich

B) Species P and R have specialized nich while Q has generalized nich

C) Species P and R are more prone to extinct than Q species

D) Species Q is more prone to extinct than either P or R species