Practice Questions

TLS Online TPP Program

#Question id: 14970

A research lab is trying to produce new antibiotics. They come up with drugs that detach the hydrophilic heads from the phospholipids in plasma membranes. This drug

#Unit 2. Cellular Organization

Would be highly toxic only to humans
Would be highly toxic only to bacteria
Would generally not be toxic enough to damage Gram-negative bacteria, as their plasma membranes lie under a thick layer of peptidoglycan
Both A & B are correct

More Questions

#Question id: 4974

#Unit 11. Evolution and Behavior

Which of these is the most likely explanation for the modern-day distribution of dicynodont fossils?

#Question id: 1054

#Unit 4. Cell Communication and Cell Signaling

During attachment of phage to E. coli, the phage

#Question id: 5699

#Unit 8. Inheritance Biology

A chromosome aberration leads to no change in amount of gene in a genetic map however, appearance of loop in heterozygous condition. This is due to

#Question id: 492

#Unit 1. Molecules and their Interaction Relevant to Biology

In humans, gluconeogenesis:

#Question id: 2745

#Unit 2. Cellular Organization

Which of the following histone pairs forms tetramers in solution?