their external - Animal behavior environments. examples 2.d.1 All 12.5 - Cell density biological 52.5 - Temperature systems from and water cells and 53.1 53.5 availability – organisms to - Sunlight populations, - Symbiosis communities, 54.1 54.5 (mutualism, – and commensalism, ecosystems 55.1 55.4 parasitism) – are affected - Predator-prey by complex relationships biotic and - Water and abiotic nutrient interactions availability, including temperature, exchange of salinity, and pH matter and - Availability of free energy. nesting sites - Food chains and food webs - species diversity - Population density 2.d.2 40.2, 40.3 - Gas exchange in Homeostatic aquatic and mechanisms terrestrial plants reflect both - Digestive common mechanisms in ancestry and 44.2, 43.3 animals divergence - Respiration due to systems of adaptation to aquatic and different terrestrial environments. 56.1 animals - Nitrogenous was production and elimination in aquatic and terrestrial animals - Excretory systems across the animal Kingdom - Thermoregulation in animals (countercurrent exchange mechanisms) 2.d.3 40.2, 40.3 - Physiological Biological responses to systems are toxic substances
their external environments. - Animal behavior examples 2.d.1 All biological systems from cells and organisms to populations, communities, and ecosystems are affected by complex biotic and abiotic interactions including exchange of matter and free energy. 12.5 52.5 53.1 – 53.5 54.1 – 54.5 55.1 – 55.4 - Cell density - Temperature and water availability - Sunlight - Symbiosis (mutualism, commensalism, parasitism) - Predator-prey relationships - Water and nutrient availability, temperature, salinity, and pH - Availability of nesting sites - Food chains and food webs - species diversity - Population density 2.d.2 Homeostatic mechanisms reflect both common ancestry and divergence due to adaptation to different environments. 40.2, 40.3 44.2, 43.3 56.1 - Gas exchange in aquatic and terrestrial plants - Digestive mechanisms in animals - Respiration systems of aquatic and terrestrial animals - Nitrogenous was production and elimination in aquatic and terrestrial animals - Excretory systems across the animal Kingdom - Thermoregulation in animals (countercurrent exchange mechanisms) 2.d.3 Biological systems are 40.2, 40.3 - Physiological responses to toxic substances
ap_biology_class_syllabus_2014.docx