week 4 Flashcards
what 4 elements make up 96%of body
O,C,H,N
carbs, lipids and proteins are classified as what molecules ?
organic
an eg of inorganic substance
water
what is the most important metabolic fuel molecule in the body is?
glucose
a polysaccharide that is formed in the liver & muscle cells to store glucose is ?
glycogen
an eg of a polysaccharide stored in human ?
glycogen
lipids are a-form essential structural components of cells b-provide roughly twice the energy as carbs c-help maintain body temp d- all
d
a fatty acid that contains 3 double covalent bonds in C chains is?
polyunsaturated
most of the fat found in the human body is in the form of a-steroids b-phospholipids c-triglycerides
c
glycerol is the backbone for a-disaccharides b-DNA c-peptides d-triglyceride
d
a fatty acid with only single covalent bonds is ?
saturated
cholesterol, phosphoslipids and glycolipids are egs of __ lipids
structural
a shortage of cholesterol in the body would interfere with the formation of a-sex hormones b-proteins c-nucleic acids
a
A __ accepts hydroxide ions in water & ___ releases hydrogen ions in water
basic / acid
base/acid
___ molecule are compounds that contain carbon as the primary structural atom
organic
