Protists with complex bodies covered with hair-like structures known as cilia are called
a. amoebas.
b. paramecium.
c. dinoflagellates.
d. euglenoids.

25. what does meiosis create? haploids or diploid? somatic cells or gametes?

In the water cycle , when does water undergo a chemical change

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.