Practice Questions

TLS Online TPP Program

#Question id: 5227

One of the characteristics of retrotransposons is that

#Unit 11. Evolution and Behavior

they code for an enzyme that synthesizes DNA using an RNA template.
they are found only in animal cells.
they generally move by a cut-and-paste mechanism.
they contribute a significant portion of the genetic variability seen within a population of gametes.

More Questions

TLS Online TPP Program

#Question id: 3880

#Unit 3. Fundamental Processes

Which one of the following properties of the L-19 IVS ribozyme is not shared with enzymes that are purely protein?

TLS Online TPP Program

#Question id: 3881

#Unit 3. Fundamental Processes

Which one of the following statements about mRNA stability is true?

TLS Online TPP Program

#Question id: 3882

#Unit 3. Fundamental Processes

The reverse transcriptase of an animal RNA virus catalyzes:

TLS Online TPP Program

#Question id: 3883

#Unit 3. Fundamental Processes

Which of the following is correct about reverse transcriptase:

TLS Online TPP Program

#Question id: 3884

#Unit 3. Fundamental Processes

Compared with DNA polymerase, reverse transcriptase:

TLS Online TPP Program

#Question id: 3885

#Unit 3. Fundamental Processes

AZT (3'-azido-2',3'-dideoxythymidine), used to treat HIV infection, acts in HIV-infected cells by: