BryonPeckinpaugh BryonPeckinpaugh

19-05-2014
Biology

contestada

The oxygen content in the atmosphere of the early Earth is thought to have increased significantly once which of these developed?

Respuesta :

06-09-2018

Oxygen content increased after photosynthetic algae developed.

The algae is able to use solar energy, water, and carbon dioxide to synthesize sugars for its own energy. During the process, oxygen is released as a byproduct.

Answer Link

Otras preguntas

What is the value of x?

The Articles of Confederation were flawed by many weaknesses and inadequacies. Which of the following accurately supports this statement?The Articles of Confede

In the first game of the year, the modified basketball team made 62.5% of their foul shot free throws. Matthew made all 6 of his free throws, which made up 25%

The perimeter of rectangle is twice the sum of its length and its width.the perimeter is 22 meters and its length is 2 meters more than twice its width. What is

What is the first letter of a five letter word meaning "pace"?

cross country skiing is one of the best cardiovascilar activities THAT YOU CAN DO. noun clause adverb clause subordinate clause independent Clause

Jessie is a seamstress. She has 24 meters of cloth. She uses 2 meters of cloth to make one shirt. The equation of line representing the amount of cloth left aft

Adominal sounds in the chest suggest what injury

Rick thought he smelled smoke for a second. He looked at others in the office and at the supervisor. No one seemed concerned, so Rick continued with his work al

divide -2x^3-4x^2+3x+2 by x-3