All of the Following Are General Characteristics of All Animals

question 44

Multiple Choice

All of the following are general characteristics of all animals except

• A)diploid with haploid eggs and sperm.
• B)develop from an embryo.
• C)multicellular body.
• D)heterotrophic.
• E)possesion of nerves and muscles.

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Definitions:

Serotonin

A neurotransmitter that plays a key role in mood regulation, sleep, digestion, and other bodily functions.

Dopamine

A neurotransmitter in the brain that plays a major role in reward-motivated behavior and is involved in many functions, including motivation, arousal, and motor control.

Norepinephrine

Norepinephrine is a neurotransmitter and hormone involved in the body's fight or flight response, affecting heart rate, blood pressure, and glucose metabolism.

Seasonal Affective Disorder

A type of depression that occurs at a specific time of year, usually in winter, due to reduced natural sunlight.