D. new 7. Day and year, both units of time, are based on the
motion of the
a. stars.
b. sun.
C. moon.
d. Earth.

Which of the following is true about the products formed during photosynthesis? (5 points) select one: a. they have the same mass as the mass of reactants. b. they are the same set of compounds as the reactants. c. they have more mass than the mass of reactants. d. they are chemically the same as the reactants.