AnswersPA Human Anatomy Physiology A 2026-2027 SMITH ICElements of Living OrganismsQuestion 8
8
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Elements of Living Organisms

Question 8 • PA Human Anatomy & Physiology A 2026-2027 SMITH IC

Sulfur

Answer
A
provides strength to bones and exoskeletons.
B
gives strength to the protein keratin.
C
is obtained by plants from bacteria in soil.
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