Nutrition - Terms and One-Word Answers

Frage	Antworten
METABOLISM	Sum total of all chemical reactions/biological processes in a living organism
ANABOLISM	Metabolic synthesis of complex molecules from simple ones. Simple molecules ---------> Complex E.g. - Photosynthesis
CATABOLISM	Metabolic breakdown of complex molecules into simpler ones Releases energy Complex molecules -------> Simple E.g. Respiration
NUTRITION	Process of intake and utilisation of nutrients by an organism
NUTRIENT	substance an organism derives from surroundings and uses as source of energy for biosynthesis of body constituents
Life on Earth is mostly dependent on _______-based food sources.	CARBON
AUTOTROPHS	Organisms which use energy from sun or oxidation of inorganic substrates to make organic molecules from inorganic ones. E.g. green plants and bacteria They are of two types: Photoautotrophs and Chemoautotrophs.
PHOTOAUTOTROPHS	Autotrophs which light energy to make food Use photosynthesis
CHEMOAUTOTROPHS	Use inorganic energy sources (hydrogen, ammonia, hydrogen sulphide, elemental sulphur) to make food

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	Erstellt von HermioneGrangerSep19 vor fast 9 Jahre