hopeykuz11 hopeykuz11

02-12-2016
Biology

contestada

the oxygen produced by the first photosynthesis autotrophs

Respuesta :

heyitsjassie heyitsjassie

02-12-2016

I think it's cyanobacteria during the 3rd era. The cyanobacteria split water to get hydrogen then oxygen is released to the atmosphere.

Answer Link

02-12-2016

gd helmsman p xl a Smallwood Rosemarie

Answer Link

Otras preguntas

What is meant by the term \"local color\"?

un numero entero es un numero impar si y solo si no es divisible por 2

Genoa and barcelona were seriously affected by the black death. Why do you think this was so ?

explain why high tariffs were a factor of industrialization in the united states

Colin's annual salary is $36,792. If he is paid, monthly, what is the gross monthly pay?

What is the difference between lateral surface area and total surface area? If there are different formulas for each, please list them.

what were important cities in ancient Ghana, Mali, and Songhay?

Calc Q: let f be the fxn that is defined for all real numbers x and that has the follwing properties... f''(x) =24x-18, f'(-1) =-6, and f(2) =0. A) find each x

Which cells are most likely to react in the event that there is a reduction in the supply of oxygen to a person’s foot? epithelial cells, neurons neurons, muscl

state the domain and range for the function f(x) = –x^2 5.