Multiple Choice
The diagram shows a generalized cross section of the marine environment with various zones labeled with letters. 
-Phagocytic cells of innate immunity of vertebrates include ________.
I. neutrophils
II. macrophages
III. platelets
IV. mast cells
A) I and II
B) II and IV
C) I and IV
D) I, II, and III
E) I, II, III, and IV
Correct Answer:
Verified
Correct Answer:
Verified
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Q45: Select the pathway that would lead to
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Q47: The diagram shows a generalized cross section
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