Anything that has volume or mass is
a. water.
b. light.
c. matter.
d. heavy.

How does photosynthesis show the conservation of mass and energy?

The double bond between a carbon atom and two oxygen atoms (a molecule of carbon dioxide) has two characteristics. what are they? a.an ionic bond is formed between the oxygen and carbon atoms. b.four valence electrons are shared. c.two valence electrons are shared. d.valence electrons are shared between oxygen atoms.

Can a trait be both polygenic and have multiple alleles? explain why or why not.