Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 30474
TLS Online TPP Program

#Question id: 4322

If a particular operon encodes enzymes for making an essential amino acid and is regulated like the trp operon, then

#Unit 3. Fundamental Processes

  1. the amino acid inactivates the repressor.

  2. the repressor is active in the absence of the amino acid.

  3. the amino acid acts as a corepressor.

  4. the amino acid turns on transcription of the operon.

More Questions
TLS Online TPP Program

#Question id: 12957

#Unit 10. Ecological Principles

Dichlorodiphenyltrichloroethane is related to the phenomenon of:
TLS Online TPP Program

#Question id: 8863

#Unit 9. Diversity of Life Forms

Which class of the phylum Cnidaria includes ʺjelliesʺ with rounded (as opposed to boxlike) medusae? 
TLS Online TPP Program

#Question id: 23520

#General Aptitude

Submerged hydrophytes have commonly dissected leaves for
TLS Online TPP Program

#Question id: 24122

#General Aptitude

The technical department enthusiastically hired Ms. Long because she was proficient in the use of computers.
TLS Online TPP Program

#Question id: 18088

#Unit 13. Methods in Biology

If a coin is tossed 5 times, then consider the following statements:
I: Probability of getting exactly 2 heads is 5/16.
II: Probability of getting at least 4 heads is 3/16.
III: Probability of getting at most 2 heads is 5/8.
Which one of the following is correct in respect of the above statements