Question

(3 pt)
According to scientific evidence, earth’s earliest atmosphere lacked oxygen. Over time, oxygen was added to the atmosphere.

Which statements explain how this change occurred and how it affected life on earth?

Choose all answers that are correct.

A.
The addition of oxygen to the earth's atmosphere helped make possible the development of eukaryotic organisms, which need oxygen to carry out many of their life processes.

B.
When cyanobacteria evolved, they carried out

Answer 1

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Answer 2

payback

Answer 3

\(\color{blue}{\text{Originally Posted by}}\) @fallengoddess
@jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177 @jabez177
\(\color{blue}{\text{End of Quote}}\)
ITS PAYBACJJJJJJJJJJJJJJJJJJJJJJJJJJJJJ

Answer 4

help mow BEFORE MY COMPUTER BLOWS ME UP NOWWW

Answer 5

Sorry Angel.

Answer 6

Let me see...

Answer 7

its okay

Answer 8

UGH! MY stupid mother is calling me...

Answer 9

bye i just waiit

Answer 10

Are there other options love?

Answer 11

no

Answer 12

can you help me still

Answer 13

So just options A and B?

Answer 14

i think those are the right oneeeeeeeeeessssssssssss

Answer 15

According to scientific evidence, earth’s earliest atmosphere lacked oxygen. Over time, oxygen was added to the atmosphere.

Which statements explain how this change occurred and how it affected life on earth?

Choose all answers that are correct.

A.
The addition of oxygen to the earth's atmosphere helped make possible the development of eukaryotic organisms, which need oxygen to carry out many of their life processes.

B.
When cyanobacteria evolved, they carried out photosynthesis. Oxygen is a product of photosynthesis. The addition of oxygen to earth’s atmosphere helped make possible the development of eukaryotic organisms, which need oxygen to carry out many of their life processes.

C.
The addition of oxygen to the earth's atmosphere helped make possible the development of prokaryotic organisms, which need oxygen to carry out many of their life processes.

D.
When cyanobacteria evolved, they carried out photosynthesis. Oxygen is needed to carry out photosynthesis.

Answer 16

BYEEEEEEEEEEEEEEE STEVEN YOU TOKE TO LONG AND THE STORM IS GETTING CLOSERRRRRR