2 years ago

Cyanobacteria which first appeared on earth over 3 billion years ago are

1 answer:

5 0

Cyanobacteria also known as one of the first organism on earth are responsible for producing nearly 80% of the oxygen on earth.

You might be interested in

Rom4ik [11]

Answer:

I've tried to open the attachment but I can't

Explanation:

please reattach the question

6 0

3 years ago

Vsevolod [243]

With chromosomes crossing over frequently, it's more likely that genetic defects will occur in offsprinfg.

4 0

3 years ago

Savatey [412]

there would be no change; GUU always codes for valine.

7 0

3 years ago

Sergio [31]

Cells become haploid cells towards the end of meiosis ll

4 0

2 years ago

Varvara68 [4.7K]

Landslides and Tsunamis

8 0

3 years ago