Food kept in refrigerator stays fresh much longer but once the food is taken out , it again spoils after some time from this we can conclude that _.

Explanation:

Bacteria become inactive when subdue into low temperature still remains alive

but once brougth out to a warmer environment, they become active and become to act on the food.

a chair, a bed, and a toothbrush

explanation:

i think its control and coordinate because im pretty sure thats what tissue does and the joints are what control movement and then your skeletal/ bones provides portection. hope that .