In a prokaryotic cell, most ribosomes are
a) in the nucleus.
b) attached to the er.
c) attached to the nucleus.
d) floating freely in the cytoplasm.

How does the author's purpose in this passage differ from an author writing about her personal struggle living with asthma?

How is transcription similar to translation in terms of base pairing?

Directions: read the descriptions of the four islands presented in the lesson. 1. list two new traits that each new species of rat might demonstrate as it adapts to the conditions on each island. 2. introduce one of the four new rat species to another island and describe one challenge it would encounter and one success as it adapts to its new environment.