Vitamins Flashcards
1
Q
Are vitamins organic of inorganic?
A
organic
2
Q
are they a macro or micro
A
macro
3
Q
are they non-energy yielding?
A
yes
4
Q
What does soaking in water do?
A
loss of water soluble vitamins
5
Q
what does cooking do?
A
loss of heat labile vitamins
6
Q
Coenzymes
A
some vitamins act as cofactors that bind to an enzyme to promote its activity
- bind with chemical group
- bind with incomplete enzymes
- become an active enzyme!
7
Q
antioxidant
A
some vitamins decreases the adverse effects of free radicals that can damage cells (give them an electron)
8
Q
vitamins are not broken down…T/F
A
TRUE
9
Q
bioavailability
A
the extract to which the body can absorb and use a nutrient
40-90% are absorbed
