When Macrophages Bind Antigens, They Secrete ____ to Attract More

question 10

Multiple Choice

When macrophages bind antigens, they secrete ____ to attract more phagocytic cells.​

• A) ​more antigens
• B) ​MHC
• C) ​cytokines
• D) ​antibodies
• E) ​complement

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Definitions:

Abyssal Plane

A flat, almost level area of the deep ocean floor, usually lying at depths between 3,000 and 6,000 meters.

Seismic-Reflection Profiling

A geophysical method used to explore subsurface structures by sending sound waves into the ground and analyzing the reflected waves to map geological features.

Seismic-Reflection Profile

A cross section plotting data gathered from a seismic-reflection survey.

Continental Shelf

The extended perimeter of each continent, which is submerged under relatively shallow sea before dropping into the deep ocean.