Which of these single strand sequences or oligoes could form a hairpin structure?

DNA polymerases require all of the following for DNA replication, EXCEPT

In Figure 4 the solid circles represent amino acids, the big and small ovals represent the small and large subunits of the ribosome. a, b, and c are three tRNAs after the peptide bond forms, what will happen next? Figure 4. 

Which of the following is true for prokaryotic translation, but not eukaryotic translation?

The 5′ cap on an mRNA is important for all the processes listed below EXCEPT for the _________ of an mRNA molecule.

The TATA-binding protein (TBP) in the transcription factor binds to the TATA box sequence in eukaryotic promoters to initiate the transcription

The poly(A) tails on mRNA molecules are transcribed from DNA templates.

The following statements refer to differences and similarities among prokaryotic and eukaryotic transcription. Select the correct answer:

Figure 1 of the Appendix is copied from the book and shows the prokaryotic DNA replication machinery. Which one of the following four answers lists the correct assignments?     Figure 1.

A molecule that consists of a nitrogenous base bonded to the 1′ carbon of a ribose or deoxyribose is a nucleotide