amythorntonos9vuy amythorntonos9vuy

12-07-2017
Biology

contestada

Many scientists hypothesize that the development of organisms with which ability led to the collection of oxygen in earths atmosphere

Respuesta :

WateredDownChimp WateredDownChimp

15-11-2018

The correct answer would be photosynthesis

Why? - oxygen built up in the atmosphere after prokaryotes became autotrophic or became able to use photosynthesis.

Answer Link

Otras preguntas

Which section is the beginning of an opera?

Which Eastern Roman emperor has hopes and dreams of reuniting the Classic Roman Empire?

What is the function of the noun phrase "My mother and I" in this sentence? My mother and I will be going to see the movie on opening night. appositive predicat

Beth baked chocolate chip cookies, she gave 8 cookies to madex and half of the remaining cookies to John and Joanne. If there were 6 cookies left, how many cook

Describe the 2 kinds of pure substance

THE EQUATION: 3(x+1)=3x+1 Does x=5 satisfy the equation? Is x=-8 a solution to the equation? Is x= [tex]\frac{1}{2}[/tex] a solution to the equation?

What is the main reason the government creates regulations? to keep control over what is bought and sold in the us to make sure business is conducted safely and

President carter's experience in the ____________ afforded him some early leadership experience.

I need help with this question please.

sam chose number he then multiplied his number by 2 and added 7 his resluts was 23 what was his oringinal number