Livcannon
Livcannon Livcannon
  • 01-02-2017
  • Biology
contestada

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

Respuesta :

kev2002 kev2002
  • 02-02-2017
Cyanobacteria also known as one of the first organism on earth are responsible for producing nearly 80% of the oxygen on earth.
Answer Link

Otras preguntas

The small outpouchings that protrude from the intestinal lumen are called
Jake is an excellent barber. however, all customers who come to him for a haircut must buy a bottle of shampoo. this type of arrangement is known as a tie-in sa
Why were special conventions and not state legislatures called upon to ratify the constitution?
if f(4)=183.07 when r=0.04 for the function f(t)=Pe* then what is the appropriate value of P?Show work please
What does e equal in e/2 < 3? Please help. I need a quick answer.
If you wanted to measure the length of a fence what would you use? A. Cubic meter B. Millimeters C. Meter D. Kilogram
Please someone help
At the first four stops, the number of students that board Mr. Tuttle’s school bus is 4, 6, 12 and 2 students, respectively, and no students exit the bus. After
Six people share 3/4 of peanuts equally. What fraction of a pound of peanuts does each person receive?
How is Islam both a religious and a way of life?