Which of these statements about bacteria is TRUE?
a. Bacteria are found in selective environments.
b. Most bacteria are harmful and cause disease.
c. The optimal temperature for bacterial growth is 2 degrees above normal body temperature.
d. Some forms of bacteria produce spores.
D
Bacteria multiply by cell division; some forms of bacteria can produce spores (a resistant stage that withstands unfavorable environments). Bacteria is found in all environments, but most bacteria are not harmful and do not cause disease.
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