Q1: What process transforms energy in both fossil fuels and fuel cells?

Q2: Do fossil fuels or fuel cells produce less pollution in the process in the question above?

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?

What is the membrane that sheath of schwann cell containing cytoplasm and nucleus that encloses myelin

What if the yeast were extremely active and produced more than 100ml gas. would you know? why/why not