Just because ONE chimpanzee used tools, doesn't mean ALL chimpanzees use tools. You need to observe way more than one chimpanzee to conclude that they ALL do that thing. For example, if I saw one monkey eating honey, I can't conclude that ALL monkeys eat honey.
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write full question please
Water molecules bond with each other through hydrogen bonding. This type of bonding is a strong one as compared to other intermolecular forces present. The partial positive of the oxygen attracts the partial positive of the hydrogen so they bind to each other. In this way, they act as little magnets.
You would be studying the links between stress and illness.
