Students must pass the applicable course testâBasic, Advanced, Military, or International in order to perform these duties. All volunteers who prepare or review returns must be certified in Basic, at a minimum. Volunteers can stop at Basic or proceed with other courses and certification levels.
Definition of paleobiology. : a branch of paleontology concerned with the biology of fossil organisms.
Etiology (/iËtiËÉlÉdÊi/; alternatively aetiology or Ã¦tiology) is the study of causation, or origination. The word is derived from the Greek Î±á¼°ÏÎ¹Î¿Î»Î¿Î³Î¯Î±, aitiologia, giving a reason for (Î±á¼°ÏÎ¯Î±, aitia, cause; and -Î»Î¿Î³Î¯Î±, -logia).