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
Corals are marine invertebrates in the class Anthozoa of phylum Cnidaria. They typically live in compact colonies of many identical individual polyps.The group includes the important reef builders that inhabit tropical oceans and secrete calcium carbonate to form a hard skeleton.A coral head is a colony of myriad genetically identical polyps.hey typically live in compact colonies of many identical individual polyps. The group includes the important reef builders that inhabit tropical oceans and secrete calcium carbonate to form a hard skeleton. A coral head is a colony of myriad genetically identical polyps.