Protists with Contractile Vacuoles

question 67

Multiple Choice

Protists with contractile vacuoles

• A)are algae.
• B)use them to expel excess water from the cell.
• C)typically live in salty seawater.
• D)use them for motility.
• E)All of the choices are correct.

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Definitions:

Nervous System

is the complex network of nerves and cells that transmit signals between different parts of the body, facilitating bodily functions and responses.

REM Sleep

Rapid Eye Movement (REM) Sleep is a stage of sleep characterized by quick, random movements of the eyes, dreaming, and increased brain activity.

Sleep Terrors

Intense episodes of fear that occur during deep sleep, often characterized by screaming, kicking, confusion, and no memory of the event upon waking.

Nightmares

Frightening dreams that occur during REM sleep, often in the morning hours.