60 Points Step 3: Construct an explanation based on the evidence you gathered.
a) Use the evidence you gathered to write 1–2 paragraphs in response to the prompt below:
· Describe how energy and matter move through the environment under both aerobic and anaerobic conditions.

Step 4: Conduct additional research to discover new information.
a) Conduct additional research on chemosynthetic organisms.
b) Use these guided questions to conduct your research:
· What is chemosynthesis?
· How do chemosynthetic organisms get energy? Some examples of organisms include colorless sulfur bacteria, iron bacteria, and giant tube worms (Riftia parchyptila).