A Marine Biologist Makes a Presentation About Crustaceans to Your

question 69

Multiple Choice

A marine biologist makes a presentation about crustaceans to your biology class.He explains that he has recently received an NSF grant to study sessile crustaceans.You are only aware of one group of sessile crustaceans.This crustacean must be

• A)a lobster.
• B)a crayfish.
• C)a shrimp.
• D)a barnacle.

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Definitions:

Distal Tubule

A portion of the kidney nephron that functions in the reabsorption of electrolytes and water, and the secretion of hydrogen and potassium ions.

Collecting Tubule

Kidney tubule that receives fluid from several nephrons and delivers it to the renal pelvis.

Exhalation

The process of breathing out or expelling air from the lungs, involved in the respiratory cycle.

Excretion

The process of eliminating waste products of metabolism and other non-useful materials from an organism's body.