In which of the following states is the danger of a hurricane the greatest?
a. florida
b. vermont
c. california
d. oklahoma

In the ocean why are the greatest amount of primary producers found in the epipelagic zone and how does that affect biodiversity

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.

Which type of transport is responsible for oxygen entering into blood cells? a. vesicle b.passive c. facilitated d.active b.passive