IB Sports Science Assignment Questions And Complete Answers.
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Course
IB Sports
Institution
IB Sports
How are nutrients transported? - Answer Through the blood stream
Why don't nutrients function in isolation? - Answer They interact with each other in food, the digestive system, in the blood, and in the cell.
Chemical Composition of Carbohydrates - Answer CH2O
Monosaccharide - Ans...
Disaccharides - Answer formed by two monosaccharaides when one molecule of water is lost
How are di, oligo, and polysaccharides absorbed and transported to the organs - Answer They are
broken down to monosaccharides
Where is dietary fibre found - Answer cellular walls of plants such as cellulose
How are carbohydrates stored in plants and in animals - Answer plants-starch animals-glycogen
saturated fatty acid - Answer the maximal number of hydrogen atoms on each carbon atom
unsaturated fatty acid - Answer the two missing hydrogen atoms form double bonds between two
carbon atoms and become unsaturated
Why are essential fatty acids considered essential - Answer our bodied can't synthesize or create them
so we have to get them from food
, amount of essential amino acids - Answer 8
in cells, water acts as..... - Answer a medium for vital biochemical reactions
amount of water in an adult body - Answer 35-45 liters
vitamins - Answer regulaters in processes of energy release from food and important co-factors in
various chemical reactions
minerals - Answer 4% of body mass
trace elements - Answer .001% of body mass
the adequate nutrient intake is chosen so that it meets the needs of _____ % of the population - Answer
97.5
_____% of the population is considered in total energy intake - Answer 50
Totals carbs per day - Answer 55-75%
total protein a day - Answer 10-15%
total fat a day - Answer 15-30%
__________ is relevant for the energy metabolism of the human body - Answer metabolize able energy
of food
What macronutrient is metabolized first? - Answer protein, carbs, fats
anabolism - Answer smaller molecules are converted to larger molecules
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