The bacterium (Clostridium botulinum) that causes botulism is
an obligate aerobe
a facultative anaerobe
an obligate anaerobe
a facultative aerobe.
Which of the following plants are used to treat bone fractures?
One good example of an ’antiseptic' is
Drugs that cause malformation in embryo during pregnancy are called
Damage to gastric mucosa is increased by alcohol plus