Bonus Question (10 points) Why was Sphagnum used as a bandage during World War I ?  What properties made it useful as a bandage ?  Why was it discontinued ?  What are some other uses of Sphagnum?

A bacterial cell that is spiral shaped is a

Carrageenan is derived from the red algae.

Define Heterocyst:

Define Peristome:

The gametophytes of ferns are much smaller than the sporophytes.

Define Operculum:

A bacterial cell that is rod-shaped is a

Define Peristome:

Define Oogamy: