Which of the following is the smallest?
bacteria
viruses
White blood cells
protozoa
Viruses are by far the smallest, their whole "body" is a DNA or RNA code packed in a protein coat. Unlike the rest of the given, they are not living cells.
reach: rather globalbacteriabiologymedicinemicrobiologynature
Answers by country
bacteria
viruses
White blood cells
protozoa
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