living colonies of clostridium botulinum produce a deadly toxin, which is lethal
ID: 91763 • Letter: L
Question
living colonies of clostridium botulinum produce a deadly toxin, which is lethal at about one-millionth of a gram.smaller does of this toxin,marketed as botoxR, are used to treat muscle spasms and for temporary wrinkle reduction in the skin.which of the following groups of terms is most applicable to this species?
select one
a) high invasiveness; high toxigenicity; endotoxin
b) low invasiveness; high toxigenicity; endotoxin
c) high invasiveness; low toxigenicity; exotoxin
d) low invasiveness; low toxigenicity; exotoxin
e) low invasiveness; high toxigenicity;
exotoxin.
Explanation / Answer
C.There are seven types of botulinum toxin, named type A–G. Type A and B are capable of causing disease in humans, and are also used commercially and medically. Botulinum toxin types A and B are used in medicine to treat various muscle spasms and diseases characterized by overactive muscle. The commercial form is marketed under the brand name Botox, among others. Botox is made by Allergan.
Botulinum toxin (Botox) is an exotoxin produced from Clostridium botulinum.
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