What is an important difference between prokaryotic and eukaryotic DNA that makes eukaryotic DNA replication and gene expression much more complex?

Which amino acid does every eukaryotic protein sequence begin with?

Which of the following best describes what a riboswitch is?

Usually, in the zygote, there is global demethylation of the DNA before cells begin to differentiate. If some regions of DNA escape this demethylation, and an allele from either the mother or father is silenced, what is this called?

In terms of epigenetics, which of the following could result in a gene being expressed in heart tissue but NOT being expressed in lung tissue?

During DNA replication in prokaryotes, what mechanism allows RNA polymerase to move in just one direction toward a single replication fork, even though the leading and lagging strands are oriented on opposite directions?

Which of these structures are purines?

The patient you are caring for has a DEXA scan scheduled.  You are correct in stating which of the following: 

You have been asked to provide patient education regarding vaccines to adults aged 50 and older.  Which of the following vaccines should be screened for and/or given in this age group?  (select all that apply)

A nurse is preparing to teach a client who has hearing loss. Which of the following actions should the nurse plan to take?