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
answers
Russia
419
Pakistan
61
Brazil
116
Italy
67
Ukraine
114
Belarus
57
Republic of Ireland
49
Belgium
41
Kazakhstan
70
India
295
the United Kingdom
161
Nigeria
42
Australia
42
Poland
18925
Austria
93
the United States
173
the Netherlands
92
Switzerland
46
Canada
38
Germany
533