Answers062mde1 SE ECAD Fall 2025 - Q2 - NM-Biology - S1Prokaryotic and Eukaryotic CellsQuestion 17
17
QuizMultiple Choice

Prokaryotic and Eukaryotic Cells

Question 17 • 062mde1 SE ECAD Fall 2025 - Q2 - NM-Biology - S1

Which element provides strength to the exoskeletons of clams and oysters?

Answer
A
sulfur
B
oxygen
C
hydrogen
D
phosphorus
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