When an allotetraploid (AABB) is backcrossed to one of its progenitor species (AA), a sterile progeny is produced.  The genomic composition of this sterile individual can be best represented by

TLS Online TPP Program

#Question id: 3859

#Unit 3. Fundamental Processes

Polyadenylation is:

TLS Online TPP Program

#Question id: 3860

#Unit 3. Fundamental Processes

Guide RNAs:

TLS Online TPP Program

#Question id: 3861

#Unit 3. Fundamental Processes

_ are sequences that are removed from primary transcripts, and _ are sequences that remain present in mature mRNA molecules.

TLS Online TPP Program

#Question id: 3863

#Unit 3. Fundamental Processes

Introns in nuclear pre-mRNAs are excised by:

TLS Online TPP Program

#Question id: 3864

#Unit 3. Fundamental Processes

RNA polymerase:

TLS Online TPP Program

#Question id: 3865

#Unit 3. Fundamental Processes

Which of the following statements about E. coli RNA polymerase is false?