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colleen colleen
wrote...
Valued Member
Posts: 17077
9 years ago
The primary means by which the immune system defends against invading organisms is to
a. use immune-generated cells to indirectly kill a foreign cell.
b. release corticosterone.
c. generate antigens.
d. generate antibodies that bind to and kill a foreign cell.
e. release CRH into the hypothalamus.
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Sunshine ☀ ☼

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wrote...
9 years ago
its D
wrote...
Valued Member
9 years ago
The primary means by which the immune system defends against invading organisms is to generate antibodies that bind to and kill a foreign cell.
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