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torisob [31]
3 years ago
12

Hace cuanto se generó la vida en la tierra

Biology
1 answer:
arsen [322]3 years ago
4 0

Answer:

La vida en la Tierra. Los estudios de los fósiles de rocas antiguas nos revelan que la vida probablemente comenzó hace unos 4 billones de años, cuando la Tierra era muy joven. Nadie sabe cómo comenzó la vida en nuestro planeta. La mayoría de los científicos piensa que se originó en el agua líquida

Explanation:

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Answer and explanation;

The level of organization in human body is;

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3 years ago
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joja [24]
D is the correct answer :).

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3 years ago
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The partial pressure of CO2 is highest in ____ and lowest in ____. a. Venous blood, inspired air b. Venous blood, alveoli c. Art
OLEGan [10]

Answer:

B) venous blood and aveolar

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