An Open Beaker of Pure Water Has a Water Potential

question 38

Multiple Choice

An open beaker of pure water has a water potential (Ψ) of

• A) -0.23 MPa.
• B) +0.23 MPa.
• C) +0.07 MPa.
• D) -0.0000001 MPa.
• E) 0.0 (zero).

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Definitions:

Anterior Cingulate Cortex

A part of the brain involved in a wide range of functions including decision-making, impulse control, emotion, and anticipation of reward.

Oxytocin

A hormone and neurotransmitter often associated with social behaviors, such as bonding, trust, and empathy.

Physical Pain

A distressing feeling often caused by intense or damaging stimuli, experienced somewhere in the body.

Proximity

The physical nearness of others, which is a major factor determining who we form relationships with.