A protein may consist of as many as amino acid molecules.

20 amino acid molecules

Explanation:

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A protein may consist of as many as 5,000 amino acid molecules.

Explanation:

1. efficient use of space

2. elimination of groundwater contamination

3. energy generation

4. lower carbon footprint

rising temperatures because when water vapor in the air is cooled, it condenses. it turns back into a liquid and attaches to dust particles in the air. these very small water droplets group together to form clouds