The four promoters above are identified as A-D. Match each promoter with the correct RNA polymerase.

Eukaryotic mRNAs are monocistronic.

Which of the following activities is not associated with post-translational processing of proteins?

Ribozymes in the ribosome form covalent peptide bonds between which chemical groups?

In the loading of a tRNA, the tRNA binds to the aminoacyl tRNA synthetase enzyme before the amino acid.

GTP is necessary to produce an aminoacyl tRNA

Exon Junction Complexes are attached to mRNA in the nucleus and then removed in the cytoplasm.

Diffusion of molecules is not used at all in signaling via action potentials.

A core of eight histone proteins with DNA wrapped around it is called

When examining a five-carbon sugar to determine if it is ribose or deoxyribose, one looks to see if there are two H on the ________ carbon in the structure.