Metabolism Flashcards
Metabolism originates from the Greek word _
Change
Metabolism is collective term for all _ that occur within an organism to keep it alive
Chemical reactions
Processes
All organisms are constantly carrying out thousands of _ to stay alive
Metabolic processes
Metabolic processes produce _
Waste
Amount of energy organism needs to perform metabolic processes called _
Metabolic rate
Metabolic rate can be measured in
Calories per day (kcal/day)
Human’s calories per day (kcal/day) (range)
1,900
2,300
Amino acids are used to
Build proteins for cell maintenance
Products of metabolic reactions that cannot be used or stored are called _
Byproducts
Breaking down molecules such as food, into smaller molecules releases _
Energy
Muscles use an energy-carrying molecule called _ energy to contract
ATP
Amino acids circulate through bloodstream and _
Build up proteins that can be used for growth
Excess body heat lost to _
Air
_ is needed to metabolize food
Oxygen
Proteins used in (2)
Cell division
Cell repair
