Fact 1: Algae have varied life cycles.

Fact 2: Algae on Turf Plant Pathology Algae on Turf Algae are primitive green plants.

Given the two facts above, answer the question "what have varied life cycles?" with the following options: 
- h2o
 - remains of prehistoric life
 - the sun
 - oxygen
 - absorb light energy
 - primitive green plants
 - Chlorophyll
 - biological diversity


 

      primitive green plants   