Which Substance Makes Up More Than Half of All Living

question 52

Multiple Choice

Which substance makes up more than half of all living matter and more than 90 percent of the weight of most plant tissues?

• A)Protein
• B)Cellulose
• C)Starch
• D)Triglyceride
• E)Water

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Definitions:

Nociceptors

Specialized sensory receptors responsible for detecting harmful stimuli and potentially damaging conditions, signaling the sensation of pain.

Harmful Stimulus

A dangerous or damaging external factor or event that elicits a response from a living organism.

Vestibular Sacs

Sensory organs located in the inner ear that contribute to balance and spatial orientation by detecting linear accelerations and gravity.

Olfactory Bulbs

Neural structures in the forebrain involved in the sense of smell.