Studied by 1 person
what are biological molecules
complex molecules that are essential for the structure and function of living organisms
what are carbohydrate
organic chemical that is made of carbon, hydrogen, oxygen
list three carbohydrates
starch, sugar, cellulose
what is a common factor of sugar, cellulose, starch
taste sweet
what is the chemical for of carbohydrate (balanced)
C6H2O6
how is glucose transported
through blood plasma
how are carbohydrates transported in the body
in the form of glucose
why are carbohydrates transported as glucose
smallest form and easy to carry around to needed areas quick enough
what is another word for fats and oils
lipids
how are fats at room temperature
solid
how are lipids at room temperature
lipids
how are lipids in water
insoluble
what elements are contained in fats
carbon, hydrogen, oxygen
regarding the number of oxygen in fats and carbohydrates, which one has less
fats have less oxygen than carbohydrates
what are the two kinds of smaller molecules in fats
glycerol and fatty acids
how do fats benefit the body
energy storage and make cell membranes
where is fat in mammals
fat droplets beneath the skin
what does fat do under the skin
insulate heat in layers
what is fat containing tissue
adipose tissue
what does fat dissolve in
ethanol
why is ethanol used to dissolve fat
to detect presence of fat in foods
what is a word for the process of finding fat in a product
emulsion
when doing a fat presence test, how do we know we got a positive result
the ethanol turns milky-white
what elements are in proteins
carbon, hydrogen, oxygen, nitrogen and sometimes sulfer
what are proteins
long chains of amino acids
how many kinds oof amino acids are there
20 found in human body
how are different proteins made
amino acids linked in a specific order
what happens when you change the order of amino acid links
a new protein made
types of proteins in the body
enzymes, antibodies, pathogens, haemoglobin, cell formation,
what is an antibody
protect body against pathogens
what is a pathogen
microorganism that causes disease
what does haemoglobin do
transports oxygen in mammalian blood
what is the protein keratin
protein that forms hair, skin and nails
what do you use to test for protein
Biuret reagent
what is the positive test result for testing for protein
purple
how do you know how concentrated in vitamin c is the substance
the quicker the DCPIP turns clear, the more vitamin c present
what does DNA stand for
Deoxyribonucleic acid
what does DNA make up
genes and chromosomes
where do we get our DNA
from our parents
what code does DNA carry
instructions for which amino acids should link together
what smaller molecule is DNA made of
nucleotides
what do nucleotides contain
bases
what pattern is DNA
double helix
what are the complementary bases for
A C G T
C A T G
Note
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