CO2 + H2O à H2O3

Is the above chemical equation balanced? Why or why not?

The organelle pictured is found in cells of and is theorized to have once been an independent organism.

The ancestors of plants that lived in water had plenty of water for the young. angiosperms are a group of land plants that evolved a reproductive trait for living on land. this trait protect young plants by allowing them to grow only when water is present and the conditions for healthy development are right. what trait most likely young angiosperms in this way?

Which describes a grizzly bear’s habitat?