Help i would rlly appreciate it i have been doing my work for the longest

Which is the correct formula for photosynthesis

What molecule contains an organisms genetic material, passed down from parents to their offspring

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.