What makes up a molecule of water?

2 Hyrogens atoms and 1 oxygen

Explanation:

its H2O a molecule is a atom so 2 hydrogen atoms and 1 oxygen atoms make up a water

A molecule of water is made up of 3 atoms. 2 Hydrogen atoms and 1 Oxygen atom. H2O.

1. a host loses nutrients to a parasite

2. a parasite only benefits when the host is alive (cause if the host dies the parasite dies with it )

3. producers to consumers

4. the tapeworm is a parasite

5. they convert energy from the sun (photosynthesis)

6. sunflower-robin (i think im 80% sure)

7. producer

8. consumer

9. prey

10. fresh water snails ( cause the green algea is the producer and the snails are the primary consumers and the small fish consumer so is the big fish)