Linguistics. the property of unity in a written text or a segment of spoken discourse that stems from links among its surface elements, as when words in one sentence are repeated in another, and especially from the fact that some words or phrases depend for their interpretation upon material in preceding or following text, as in the sequence Be ...
Coral, a small marine animal that has a stony skeleton and lives in colonies. The gradual accumulation of coral skeletons over a period of thousands of years results in the formation of coral reefs. The Coral Animal. Coral animals, or polyps, are small coelenterates that resemble miniature sea anemones.
Coral reefs are formed when one coral stays plotted down in one area. After time, that coral dies, and another attaches to that dead one and lives there. This happens over andâ¦ over to form coral reefs.   Coral reefs are built mainly from corals and sea anemones. Since corals are colonial animals (meaning, they grow in colonies), their skeletons grow together in large masses. These skeletons build up a chain of large stony structures called a reef.