When the sea floor spreads or collides it creates breakages which would be ocean ridges and deep sea trenches
Photosynthesis uses carbon and h20 as the reactants
Answer:
Darwinism is a theory of biological evolution developed by the English naturalist Charles Darwin (1809–1882) and others, stating that all species of organisms arise and develop through the natural selection of small, inherited variations that increase the individual's ability to compete, survive, and reproduce.
Explanation:
Yes, the pterosaurs is the ancestor of the bird.
