Answer - Cyanobacteria aka Algae that contributed in creating O2 for the atmosphere as a byproduct thru Photosynthetic.
Reason - Of course Algae make up mainly the whole world in waters and they do photosynthesis to give off oxygen in the atmosphere.
A major difference between mammalian spermatogenesis and oogenesis is <span>the number of gametes made per month.</span>
Answer:
Windstorm, a wind that is strong enough to cause at least light damage to trees and buildings and may or may not be accompanied by precipitation. ... Wind damage can be attributed to gusts (short bursts of high-speed winds) or longer periods of stronger sustained winds.
Explanation:
True is the correct answer