Presentation 04 - Bioenergetics And Digestion in Lower Forms

We’ll be discussing ,[object Object],[object Object],[object Object]

Core Concepts ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Keywords ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Bioenergetics of an animal ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Metabolic rates ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Do plants have digestive systems? ,[object Object],[object Object],[object Object],Pitcher plant – Heliamphora nutans Flypaper trap – Pinguicula gigantea Sundew– Drosera capensis Venus fly trap– Dionaea muscipula

Evolution of digestion ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Intracellular digestion (evolved in single-celled protists, retained in simplest animals) ,[object Object],[object Object]

Intracellular digestion (Protists, Porifera) ,[object Object]

Extracellular digestion ,[object Object],[object Object],[object Object],[object Object],Image from http://www.aber.ac.uk/fungi/graffeg/decomp/digestion-by-hypha.jpg

Extracellular and intracellular digestion Incomplete digestive system ,[object Object],[object Object],Image from http://www.anselm.edu/homepage/jpitocch/genbio/digesthydra.jpg

Extracellular and intracellular digestion Incomplete digestive system ,[object Object],[object Object]

Extracellular digestion Animals with complete digestive systems ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Feeding adaptations for ingestion

Comparison of vertebrate digestive systems

Mammalian digestion General plan ACCESSORY DIGESTIVE ORGANS Organs of the GI tract

Comparison of mammalian digestive systems (Diet plays an important role in the length and structure)

Presentation 04 - Bioenergetics And Digestion in Lower Forms

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Presentation 04 - Bioenergetics And Digestion in Lower Forms

Editor's Notes