During Splicing of Pre-MRNA

Multiple Choice

During splicing of pre-mRNA:

A) the energy requirement for phosphodiester formation is supplied by the spliceosome.
B) each new phosphodiester bond requires hydrolysis of one molecule of ATP.
C) each new phosphodiester bond requires hydrolysis of one molecule of GTP.
D) phosphodiester bonds are hydrolyzed and new bonds are formed subsequently by ligation.
E) the number of phosphodiester bonds remains constant.