Answered

Bacteria are very small single-celled organisms that lack a nucleus. Although bacterial cells are less complex than the cells that make up the human body, bacteria are very important to human health. Which statement BEST summarizes how bacteria affect human health?

A)
Bacteria cause disease in humans.
B)
Bacteria are beneficial to humans.
C)
Bacteria rarely affect human cells because they are so much smaller.
Eliminate
D)
Some bacteria are beneficial to humans and some bacteria are harmful.



Answer :

The answer is D.) Some bacteria are beneficial to humans and some are harmful 

Answer: The correct answer is -

D) Some bacteria are beneficial to humans and some bacteria are harmful.

Bacteria are prokaryotic organisms that do not contain a defined nucleus and membrane bound subcellular compartments (called cell organelles).

Certain bacteria are beneficial to human lives whereas other bacteria are harmful.

For example - Lactobacillus bacteria that is present in the dairy product is useful for the human health as it maintains the gut microbiota, providing good health.

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