TLS Online TPP Program

#Question id: 31221


NGF protect neurons from cell death by inactivation of a pro-apoptotic BH3-only protein called: 

#Unit 4. Cell Communication and Cell Signaling
  1. Puma
  2. Bim
  3. Bad
  4. PKB
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TLS Online TPP Program

#Question id: 33460

#Unit 1. Molecules and their Interaction Relevant to Biology

Assume that a poly(A) tract five base pairs long produces a 20o bend in a DNA strand. What will the total (net) bend produce in a DNA if the center base pairs (the third of five) of two successive (dA)5 tracts are located15 base pairs apart;

TLS Online TPP Program

#Question id: 2155

#Unit 2. Cellular Organization

Cholesterol is

a. unrelated to any plant lipids.                     

b. not found in chloroplast membranes.

c. encoded by an intron-containing gene on chromosome 23.

d. relatively abundant in the plasma membrane and endocytic membranes.

e. synthesized in the ER.

TLS Online TPP Program

#Question id: 26803

#Unit 8. Inheritance Biology

In some sheep, the presence of beard is produced by an autosomal allele that is dominant in males and recessive in females. A beard female is crossed with a homozygous beardless male. One of the resulting F1 females is crossed with a beardless male. What proportion of the male and female progeny from this cross will have beard in F2 generation?

TLS Online TPP Program

#Question id: 7509

#General Aptitude

A boatman goes 3 km against the current of the stream in 1 h and goes 1 km along the current in 15 min. How long will it take to go 7 km in stationary water?

TLS Online TPP Program

#Question id: 14965

#Unit 2. Cellular Organization

An exotoxin is a toxin secreted by bacteria. It can cause damage to the host by destroying cells or disrupting normal cellular metabolism. They are highly potent and can cause major damage to the host. Exotoxins may be secreted by bacteria which