13-05-2017
Biology

contestada

The first organisms on Earth were able to transform the carbon dioxide in the air into what essential element needed for modern life?

A. Hydrogen

B. Helium

C. Nitrogen

D. Oxygen

Respuesta :

KelseyPalmer08 KelseyPalmer08

13-05-2017

D. Oxygen
We wouldn't be here without it

Answer Link

asspengrey asspengrey

13-05-2017

D.) Oxygen, most mammals need good ol' Oxygen in order to turn glucose into energy.

Answer Link

Otras preguntas

Answer 1 question. Thanks

Giving brainliest Write the inequality that represents the possible values for x

PLEASE HELP!!! Which type of map would help show the geographic details of a particular region? A: Political B: Physical C: Special Purpose D: All of these map

Carson bought 50 pounds of rice for his restaurant. He cooked the rice and wanted to evenly divide it into 9 containers to be served later. How many pounds of r

What is the radius of a circular space station that spins with a linear speed of 90.0 m/s I’m order for its walls to supply a centripetal acceleration equal to

Distance traveled over a period of time is?

“Pardieu! and that is true!” cried the owner, greatly delighted. “And that was Policar Morrel, my uncle, who was afterwards a captain. Dantès, you must tell my

Is squirrel? ??????????????????????????????????????????????????????????????????????????????????

Should one of the High Contracting Parties be attacked by another Power, the other High Contracting Party binds itself hereby, not only not to support the aggr

Silly question I'm too paranoid sorry but is this grammatically correct? "Impulsive brunette"