Which of the following statements about deuterostomes is false? view available hint(s) which of the following statements about deuterostomes is false? all deuterostomes exhibit radial symmetry in their bodies. all deuterostomes have a similar pattern of early embryonic development. all deuterostomes have a coelom. all deuterostomes are triploblastic and have three tissue layers.

Why are small quantities of chlorofluorocarbons so harmful to the ozone layer? a. the chlorofluorocarbons act like ultraviolet radiation causing large amount of ozone to be produced. b. the chlorine from the chlorofluorocarbons reacts with free molecules of oxygen causing a stop in ozone production c. free oxygen atoms can replace the chlorine in chlorine monoxide, releasing a free atom of chlorine which can then recombine with an oxygen atom in ozone, destroying more ozone. d. chlorofluorocarbons absorb ultraviolet radiation, preventing the formation of ozone select the best answer from the choices provided

In the water cycle , when does water undergo a chemical change

Consider the following reaction: 2h2 + o2 —> 2h2o a) what are the reactants in this reaction? b) what are the products in this reaction? c) how many molecules of oxygen are used in this reaction?