Which of the Following Statements Are True of the Structure

question 238

Multiple Choice

Which of the following statements are true of the structure of organic molecules? (Read carefully and select all of the correct statements.)

• A)The subunits of polysaccharides are monosaccharides.
• B)Amino acids are the subunits of nucleic acids.
• C)Fatty acids are subunits of phospholipids.
• D)Glycerol is a subunit of steroids.
• E)Glucose is the subunit of glycogen.
• F)Nucleotides are large molecules made of DNA or RNA.

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Definitions:

Muscle Tone

Relatively constant tension produced by a muscle for long periods as a result of asynchronous contraction of motor units.

Heart Rate

The number of heartbeats per unit of time, typically expressed as beats per minute (bpm), indicating cardiovascular activity.

Cholinergic Neurons

Neurons that release acetylcholine, a neurotransmitter involved in many functions including muscle movement and memory.

Acetylcholine

A neurotransmitter in the nervous system that plays an important role in muscle contraction, arousal, attention, memory, and motivation.