Question

What is meant by bacteria​

Answer 1

Explanation:

a member of a large group of unicellular microorganisms which have cell walls but lack organelles and an organized nucleus, including some which can cause disease.

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Answer 2

Answer:

very small living things that can be seen with specific equipment like microscopes. Bacteria exist in large number in air,water,soils,plants and the body of people and the animals.Some bacteria cause disease.