ysi4markssel ysi4markssel
  • 04-01-2017
  • Biology
contestada

Microbial cells first evolved on earth approximately ________ billion years ago.

Respuesta :

yop1010 yop1010
  • 04-01-2017
Answer:  3.8 to 3.9 billion years ago
Answer Link

Otras preguntas

Use autocracy in a sentence
Solve the inequality 5x+10y<40
I need help with this please
what are aice classes and what do they do they do for highschools students
= 32 a Oxygen can be converted to ozone (O3) by passing it through a silent electric discharge: 302(g) → 203(g) If 300 cm³ of oxygen are used and 10% of the oxy
Explain Dr. King's "legitimate and unavoidable impatience.
Solve this question while factoring x²+ 10x+25=0
What was the central idea of the early Korean belief in shamanism? Multiple choice question. cross out A) All living things in the world have spirits. cross out
What does this mean: ¿Por qué no vienen a verme?
Ryan is saving money to buy a game. The game costs $30, and so far he has saved five-sixths of this cost. How much money has Ryan saved?