Invasive species are introduced into an ecosystem and do harm by all of the following EXCEPT

Long term exposure to waves can cause sunburns and skin cancer.

All eukaryotic cells contain small bodies called

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.