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TLS Online TPP Program

#Question id: 19841

Which of the following is true regarding Reverse transcriptase ?

#Unit 13. Methods in Biology
  1. is used to proch1ce cDNA (complementary DNA) copies of, usually, mRNA that are used for creation of cDNA libraries
  2. for removing 5' -phosphate from DNA ends.
  3. for addition of phosphate group to an end having a free 5'-0H.
  4. for removal of single-stranded protrusions from ends; both 3'- and 5'-extensions are removed.
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TLS Online TPP Program

#Question id: 3034

#Unit 2. Cellular Organization

Cyanobacteria are
TLS Online TPP Program

#Question id: 3035

#Unit 2. Cellular Organization

The equation used to obtain bacterial population by binary fission is
TLS Online TPP Program

#Question id: 3036

#Unit 2. Cellular Organization

During which phase would penicillin, an antibiotic that inhibits cell-wall synthesis, be most effective?
TLS Online TPP Program

#Question id: 3037

#Unit 2. Cellular Organization

Which of the following is the best definition of generation time in a bacterium?
TLS Online TPP Program

#Question id: 3038

#Unit 2. Cellular Organization

If a culture starts with 50 cells, how many cells will be present after five generations with no cell death?
TLS Online TPP Program

#Question id: 3040

#Unit 2. Cellular Organization

Which of the following is electron source for lithotrophs microorganisms?