To protect them for predators, parasites, and germs<span />
Answer:
The first man to witness a live cell under a microscope was Anton van Leeuwenhoek, who in 1674 described the algae Spirogyra
Explanation:
Intermolecular forces keep molecules concentrated and ordered.
This is visible because solids have greater intermolecular forces and are more ordered, while gases do not have forces as strong so lack order.