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
  Coral reefs are warm, clear, shallow ocean habitats   th â¦ at are rich in life. The reef's massive structure   is formed from coral polyps, tiny animals that live   in colonies; when coral polyps die, they leave behind   a hard, stony, branching structure made of limestone.