Freezing. The greenhouse effect is the way how earth is kept warm , as the heat radiation is trapped through the gasses ( gasses reflect the radiation back to earth) without the green house effect, the earth I assume would be all "iced up"and " bare and bold" up, and life (as we know it ) would not survive ( some others forms of life may take place but we never know...)
Personal opinion , free to accept other ideas .
B. Defecation is a process that uses a lot of water. To compensate for this the large intestine absorbs water back into the body before having waste leave the body.
Answer:
O to kill bacteria that cause disease
Explanation:
penicillins are a group of antibiotics used to treat a number of bacterial infections.
hope this helps!