(aA)[1]
Identify the structure described: an organelle containing $70\text{S}$ ribosomes.
(aB)[1]
Identify the structure described: a thread-like body made up of DNA and histone proteins.
(aC)[1]
Identify the structure described: the organelle that modifies proteins and packages them for secretion.
(aD)[1]
Identify the structure described: the structure that makes rRNA and joins it with proteins.
(b)[2]
Both prokaryotes and plant cells have cell walls. Describe the composition of the cell wall in a prokaryote and the composition of the cell wall in a plant cell to show the distinction between them.