Complement-Fixing Antibodies Are Those That Function By

question 2

Multiple Choice

Complement-fixing antibodies are those that function by:

• A)attaching to the surface of pathogens and contributing to their destruction by the lytic action of complement.
• B)binding to and blocking surface receptors for host cells.
• C)attaching to the surface of pathogens and making the pathogens more amenable to ingestion by phagocytic cells.
• D)attaching to the surface of pathogens and contributing to their destruction by chemotaxis.

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Definitions:

Atom's Nucleus

The very small, dense region at the center of an atom, containing protons and neutrons, and responsible for most of an atom's mass.

Photoreceptors

Cells in the retina that convert light into electrical signals, enabling vision.

Emergency Lights

Devices that provide illumination and visual signaling during power outages or emergency situations.

Müller-Lyer

An optical illusion involving lines of equal length that appear to be different lengths due to the addition of fins or arrows at the ends.