Members of the class chondrichthyes have a bony endoskeleton. True or False

Parasitism could be considered a form of which of these types of relationships? -mutualism -commensalism -predator-prey -mimicry

Are the earth's ocean floor and continents the same age geologically? why or why not?

Approximately percent of the energy created by cell metabolism is used by the body to carry on its normal functions, such as respiration, digestion, reproduction, muscular movement, circulation, and cellular regrowth.