What do eukaryotic cells have that prokaryotic cells do not

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.

When making her coffee, mrs. jenkins likes to stir in some cream and sugar to give it a pleasant flavor. the ingredients, when combined like this, form a

Why is the limitations on supplies of freshwater becoming an increasing problem despite the fact that we have desalination technologies