What has led scientists to believe that echinoderms are more closely related to humans and other vertebrates than to cnidarians?

Paint and solvents pose no potential hazard to human health. select the best answer from the choices provided t f

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?

As the pea seeds respire, the level of coloured liquid in the left hand part of the capillary tube rises. by referring to what is happening in the apparatus, explain why the level of liquid changes