BIOLOGY AP, March 2007 KEY
Subject:
Biology [1]
BIOLOGY AP, March 2007 KEY PRACTICE QUIZ Internal Transport, Gas Exchange, Digestion 1. a) protein b) no answer c) 2 d) e) An acidic environment suggests there is a need for oxygen in that tissue. Lactic acid buildup will lead to an acidic environment. Lactic acid suggests that oxygen is needed in that area. f) See above h) A 2. a) Protein b) Red blood cell (erythrocyte) c) D 3. Insects don't rely on their circulatory system to transport oxygen to the tissues in need. Instead, insects deliver oxygen through a system of tubes called tracheae. 4. a) B b) A 5. Low oxygen content and mass of water. 6. a) NONE b) BODY SURFACE 7. a) CLOSED?b) LUNGS