Cells Crossword Puzzle

A change in an organism's surrounding that causes the organisms to react
The mistaken idea that living things can arise from nonliving sources
The outside cell boundary that controls which substances can enter or leave the cell
A living thing
The maintenance of stable internal conditions in an organism
Rod-shaped cell structures that convert energy in food molecules to energy the cell can use to carry out its functions
An organism that makes its own food
The process of change that occurs during an organism's life to produce a more complex organism
An action or change in behavior that occurs in reaction to a stimulus
Consisting of many cells
The basic unit of structure and function in living things
An organism that cannot make its own food
Made of a single cell