Chemicals in a Solution Can Move Down a Concentration Gradient

question 66

Multiple Choice

Chemicals in a solution can move down a concentration gradient.This means the chemical will move from the area of __________ concentration to the area of _________ concentration.

• A)high; high
• B)low; low
• C)equal; equal
• D)low; high
• E)high; low

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Definitions:

Conditioned Stimulus

A neutral stimulus that, through its connection with an unconditioned stimulus, eventually induces a conditioned response.

Loud Noise

A type of environmental stimulus characterized by high amplitude sound waves, which can potentially cause hearing damage or stress.

Unconditioned Response

Is an automatic, natural reaction to a stimulus that occurs without prior conditioning or learning, such as salivating in response to food.

Fear of Loud Noise

An instinctual or conditioned response to loud sounds, often involving feelings of anxiety or panic.