Suppose a scientist has found a new type of cell. The scientist notes that the cell has a
membrane, a nucleus, cytoplasm, and ribosomes. Is this new type of cell prokaryotic or
eukaryotic? How do you know?

When coal has reached it hardest, darkest form, it is called select one: 0 a. sub-bituminous b. lignite c. bituminous d. antrhacite next page

Why reason best illustrates why hershey and chase chose to use viruses in their experiment?

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.