Ecologist Robert Macarthur observed that five species of similar warblers coexisted on spruce trees because they

TLS Online TPP Program

#Question id: 382

#Unit 1. Molecules and their Interaction Relevant to Biology

The molar ratio of sodium acetate to acetic acid in a buffer solution with a pH OF 5.76 is 10:1. Assuming the total buffer concentration is 2.2 X 10^-2 mol/L, how many grams of sodium acetate (m.w. 82) and how many grams of acetic acid (m.w. 60) should be used in preparing a litre of the solution?

TLS Online TPP Program

#Question id: 1050

#Unit 4. Cell Communication and Cell Signaling

Which does not refer to the shape of a virus?

TLS Online TPP Program

#Question id: 15480

#Unit 12. Applied Biology

Feedback repression involves the turning “off” of enzyme synthesis when the amount of the product has been made in sufficient quantities. The end product of the pathway acts as

TLS Online TPP Program

#Question id: 23469

#General Aptitude

Statement— Should articles of only deserving authors be allowed to be published?

Arguments—

I) Yes. It will save a lot of paper which is in short supply.

II) No. It is not possible to draw a line between the deserving and the undeserving.

TLS Online TPP Program

#Question id: 4912

#Unit 8. Inheritance Biology

Correns described that the inheritance of variegated color on the leaves of certain plants was determined by the maternal parent only. What phenomenon does this describe?