Which statement is not true?

all planets revolve around the sun.
some planets revolve backwards.
all planetary orbits are elliptical.
all planets spin/rotate on their axis.

All living organisms are composed of a. only one cell. b. at least 100 cells. c. at least three cells. d. one or more cells.

Wich level of organization includes all the other levels or organizations

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.