Both plant and animal cells have mitochondria
The answer is; the skeletal system and the nervous system
The skeletal system (muscle and bone) give you rigidity and enable your legs to support your weight. The muscles also act on the bone as a fulcrum allowing it possible for them to contract and make motion possible.
The nervous system is important in the coordination of movement. The brain is the center for locomotor action. This ensures you are able to place one foot in front of the other in sequence and moving your arm in concert.
<span>Cells with similar structure and function merge to form tissues such as epithelial or connective.
hope it helped</span>
Answer:
Charles Darwin and Alfred Russel Wallace
The contamint would evaporate