Phytoplankton Use Which of the Following to Control Their Buoyancy

question 41

Multiple Choice

Phytoplankton use which of the following to control their buoyancy?

• A) Feathery appendages
• B) Spikes
• C) Oil
• D) None of these
• E) All of these

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Definitions:

Red Pulp

A component of the spleen consisting of blood-filled venous sinuses and splenic cords, involved in the filtration of blood and removal of old or damaged red blood cells.

Spleen

An organ involved in the production and removal of blood cells and part of the immune system.

Innate Immunity

A part of the immune system that provides immediate defense against infection but does not confer long-lasting or protective immunity to the host.

Adaptive Immunity

The component of the immune system that is characterized by memory and specificity, allowing for an enhanced response to subsequent encounters with antigens.