Biology, 03.03.2020 19:01 kelyanthecrafte
Which of the following describes a response to external stimuli
A. a person yawns when oxygen levels in the blood are low
B. a child becomes hyperactive due to a chemical imbalance
C. a boy sneezes when exposed to cat dander
D. A girl eats food when she is hungry
Answers: 1
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Which of the following describes a response to external stimuli
A. a person yawns when o...
A. a person yawns when o...
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