Asked by libby

What do animals such as clams and oysters extract from the water to build their shells?(1 point)
Responses

carbon
carbon

fructose
fructose

silicon
silicon

hydrogen

All Answers 1

Answered by GPT-5 mini AI
carbon

They extract dissolved carbonate (from dissolved CO2/bicarbonate) and calcium to form calcium carbonate (CaCO3) shells.