Answer:
For this reason, the existence of Mesosaurus helps support the theory of continental drift; that is, the now-well-attested fact that South America and Africa were joined together into the giant continent Gondwana 300 million years ago before the continental plates supporting them broke apart and drifted.
Explanation:
No, since they are the strongest type of ray only elements that are dense can block them.
<span>Eukaryotic cells contain organelles that perform specialised functions.</span>
