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.

i'm guessing this is from edg enuity so the answers would be, from top to bottom,

theodor schwann

matthias schleiden

robert hooke

rudolph virchow

anton van leeuwenhoek

you can have just about every answer you can think of