Endosymbiotic theory

What type of organisms do scientists believe were on Earth 2 billion years ago?

Prokaryotes

What is the process of cells living together called?

Endosymbiosis

List the first piece of evidence that supports the endosymbiotic theory

the chloroplasts and mitochondria in our cells multiply the very same way ancient bacteria’s do

List the second piece of evidence that supports the endosymbiotic theory

chloroplasts and mitochondria both contain their own DNA and ribosomes (similar to ancient bacteria)

List the third piece of evidence that supports the endosymbiotic theory

The outer membrane of chloroplasts and mitochondria used to belong to the blob cell