Question

Explain how bacteria are both helpful and harmful to our bodies.

Answer 1

Sample Response:

Bacteria are helpful because they produce oxygen, which our bodies need to breathe, and they help us to digest the food we eat. Bacteria are also helpful because they are used in medicine to help us overcome disease. Bacteria are harmful because they can cause tooth decay and illnesses that can be either common or quite serious.

This is a sample response, so it's 100% correct. Peace!

Answer 2

Hello! Here is your answer: Bacteria can be good, because they help produce oxygen, decompose waste, and help in medicine. They also help us digest food and live. Some other bacteria are harmful, because they can cause harmful diseases.

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