Neighboring Water Molecules Are Held Together with Hydrogen Bonds Because

question 39

Multiple Choice

Neighboring water molecules are held together with hydrogen bonds because

• A) partially negatively charged oxygen atoms and partially positively charged hydrogen atoms on separate water molecules are attracted to one another.
• B) the hydrogen and oxygen atoms within a single water molecule share electrons equally.
• C) the oxygen and hydrogen atoms that participate in hydrogen bonding are sharing electrons within a single valence shell.
• D) ionic interactions repel water molecules from hydrophobic oils that may be present in a solution.

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Definitions:

Sensory Neurons

Nerve cells that transmit sensory information (e.g., touch, pain, visual, sound) from the body to the central nervous system.

Motor Neurons

Nerve cells that initiate and conduct impulses from the central nervous system to muscles or glands, inducing action.

Action Potentials

The brief electrical impulses that serve as the fundamental signals by which neurons send information over long distances within the nervous system.

Serotonin Neurons

Neurons that produce and release serotonin, a neurotransmitter important for mood regulation, appetite, and sleep.