Most of our early knowledge about the brain came from: A. naturalistic observation of primates. B. naturalistic observation of children in different cultures. C. case studies of brain damaged individuals. D. case studies of normal individuals.
Coral reef definition: A coral reef is a long narrow mass of coral and other substances, the top of which is... | Meaning, pronunciation, translations and examples English Dictionary | Thesaurus | Translator | Grammar | Scrabble | Blog
1 Coral reefs are large marine structures that generally form in shallow waters. 2  Coral reefs can be hundreds or even thousands of miles long (see lower photo right). 3  Coral reefs are built by innumerable tiny, wormlike animals living in colonies. 4  These animals are known as polyps (pronunciation: PAWL-ips).