Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 3922
TLS Online TPP Program

#Question id: 4135

In the “activation” of an amino acid for protein synthesis:

#Unit 3. Fundamental Processes

  1. leucine can be attached to tRNAPhe, by the aminoacyl-tRNA synthetase specific for leucine.

  2. methionine is first formylated, then attached to a specific tRNA.

  3. the amino acid is attached to the 5' end of the tRNA through a phosphodiester bond.

  4. there is at least one specific activating enzyme and one specific tRNA for each amino acid.

More Questions
TLS Online TPP Program

#Question id: 435

#Unit 1. Molecules and their Interaction Relevant to Biology

What defines a near-equilibrium reaction?
TLS Online TPP Program

#Question id: 11629

#Unit 8. Inheritance Biology

Two pure line plants of 46 cm and 10 cm in height cross each other forming F1 progeny 28 cm in height,  what is the no. of QTL formed?
TLS Online TPP Program

#Question id: 31028

#Unit 4. Cell Communication and Cell Signaling

When cells respond to substances that they themselves release, known as:
TLS Online TPP Program

#Question id: 1084

#Unit 4. Cell Communication and Cell Signaling

Which observation suggested to Sutherland the involvement of a second messenger in epinephrine's effect on liver cells?
TLS Online TPP Program

#Question id: 2276

#Unit 2. Cellular Organization

The cytoplasm of a bacterium