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#Question id: 132


Proline is distinct among the 20 commonly found amino acids because

#Unit 1. Molecules and their Interaction Relevant to Biology
  1. it is a ring compound.

  2. it is hydrophilic and ionic.

  3. the nitrogen of the amino group is in a ring.

  4. the carbon of the carboxyl group is in a ring.


Answer:- Option(s): 3


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TLS Online TPP Program

#Question id: 2559

#Unit 2. Cellular Organization

Even though plants cells carry out photosynthesis, they still use their mitochondria for oxidation of pyruvate. Under what conditions will plant cell mitochondria be active in this process?

TLS Online TPP Program

#Question id: 1622

#Unit 4. Cell Communication and Cell Signaling

 Polymorphonuclear neutrophils attack bacteria:

TLS Online TPP Program

#Question id: 12751

#Unit 13. Methods in Biology

A DNA sample has a 260/280 ratio of 2. Which of the following treatments can be used to get a better purity of DNA sample?

TLS Online TPP Program

#Question id: 19364

#Unit 13. Methods in Biology

Which non-essential region of the lambda phage can be deleted without impairing viability?

TLS Online TPP Program

#Question id: 4463

#Unit 3. Fundamental Processes

___?____ is a way to store and mobilize energy during transcription initiation, and its release upon escape is what enables polymerase to break free of the promoter and dislodge s factor from the core.

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