I recall that Professor Kwang had observed amoebas that had cannibalized bacteria cells. The bacteria were slaughtering the amoebas, but somehow some survived. This particular group of amoebas contained bacteria that thrived inside it. Hence the name, endosymbiosis. However, this lucky group and it's offspring could not survive without bacteria.
An increase in insulating atmospheric gasses (e.g. carbon dioxide)
Answer:
B he proved that the heliocéntrico model accurately described tour solar system
Explanation:
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