Which statement best describes waste removal in a flatworm? a. flatworms store waste in their bodies until they die. b. flatworms have an extensive branch system that removes liquid waste. c. flatworms process solid, liquid, and gaseous waste in the same body system. d. flatworms have no specialized waste removal system.

When a human or animal consumes food, the carbon in that food is most likely to be converted into which of the following elements? a. carbon remains carbon b. nitrogen c. oxygen d. hydrogen

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.

Animals that have thick fur and ae able to store large amounts of body fat live where ?