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Which of the following is considered a second-line defense? A.circuatory B. digestive C. nervous D. respitory
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5 votes
Which of the following is considered a second-line defense?

A.circuatory
B. digestive
C. nervous
D. respitory

User MarcoL
by
5.4k points

1 Answer

6 votes

Answer:

B. Digestive

Step-by-step explanation:

It destroys invaders.

User Meir Gerenstadt
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5.1k points
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