As a Budding Scientist You Discover a Parasite Associated with Your

question 54

Multiple Choice

As a budding scientist you discover a parasite associated with your favorite organism. To learn more about the parasite and the organism, you study them in depth, learning that the organism attacks the parasite using memory cells in an effort to prevent infection. Which type of mechanism is the organism utilizing as a defense against the parasite?

• A) Defensive symbiont
• B) Immune system
• C) Biochemical defense
• D) Gene counterdefense

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Definitions:

Proteins

Large, complex molecules essential for the structure, function, and regulation of the body's tissues and organs.

Hydrothermal Vents

Fissures on the seafloor that emit hot water rich in minerals, found typically along mid-ocean ridges, and are known for supporting unique ecosystems.

Chemoautotrophic Prokaryotes

Microorganisms that obtain their energy through the chemical oxidation of inorganic molecules, rather than by photosynthesis, and use it to fix carbon dioxide.

Seawater

Water from a sea or ocean, characterized by its high salinity and containing various minerals and substances dissolved in it.