Answer:
they use to live
Explanation:
As they breath out carbon dioxide the plants take in the carbon dioxide and make air with it. Animals also use air to do their day to day things like eat.
Washing fruits because by washing you will decrease the bacteria’s
Answer:
78 percent
Explanation:
The air in Earth's atmosphere is made up of approximately 78 percent nitrogen and 21 percent oxygen.
Answer:
A.
Explanation:
All other options are simply situational, while cold periods are usually seasonal.
Answer:
un tipo de célula altamente especializada cuya principal característica es su incapacidad para reproducirse. Esto significa que el ser humano nace con una cantidad determinada de neuronas, las que, si bien no pueden duplicarse, han demostrado ser unidades muy plásticas y capaces de generar reacciones en situaciones bastante desfavorables.
Explanation: