Practice Questions

TLS Online TPP Program

#Question id: 565

A transition-state analog:

#Unit 1. Molecules and their Interaction Relevant to Biology

is less stable when binding to an enzyme than the normal substrate.
resembles the active site of general acid-base enzymes.
resembles the transition-state structure of the normal enzyme-substrate complex.
stabilizes the transition state for the normal enzyme-substrate complex.

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TLS Online TPP Program

#Question id: 5007

#Unit 11. Evolution and Behavior

Select the factor most likely to have caused the animals and plants of India to differ greatly from species in nearby Southeast Asia.

TLS Online TPP Program

#Question id: 4133

#Unit 3. Fundamental Processes

Which of the following statements about aminoacyl-tRNA synthetases is false?

TLS Online TPP Program

#Question id: 32265

#Unit 2. Cellular Organization

Persistently active signaling from the ER, particularly via PERK, activates genes that initiate:

TLS Online TPP Program

#Question id: 15118

#Unit 8. Inheritance Biology

In dominant disorder only normal/affected individuals are appeared in population then what will be the correct expression of Hardy-Weinberg principle

TLS Online TPP Program

#Question id: 967

#Unit 1. Molecules and their Interaction Relevant to Biology

At the subcellular level where does the urea cycle occur?