bbrooke453 bbrooke453

21-05-2014
Biology

contestada

Why do you think scientists think the first organisms did not need oxygen to survive?

Respuesta :

mstv1112 mstv1112

21-05-2014

Nitrogen and Hydrogen were more prevalent in Earth's early stages of "life" and a lot of organisms live under water.

Answer Link

Otras preguntas

Can a linear equation have only one variable

A total of 2.00 mol of a compound is allowed to react with water in a foam coffee cup and the reaction produces 189 g of solution. the reaction caused the tempe

The belief that the u.s. was a "melting pot," which became very compelling in the first part of the twentieth century, suggested that the nation had an almost d

Sociologists generally concur that the effect of divorce on children:

Congress opposed president franklin d. roosevelt's plan to increase the number of justices on the supreme court because the plan would have

As the great depression ended, a new style of music began to emerge. what was this

Katie needs to measure water for a recipe she is using to cook dinner. She should measure the liquid in . Katie also needs 4 fluid ounces of honey to make hone

What parts of the Great Plains are inhabitable ?

X= -75/y; X=6 what's the answer & how do u solve this?

A workbook contains sales information for the first quarter and you are interested in finding the totals sales generated in january by the sales rep jim anderso