Lecture Exam 1 Chapter 2 cont... Flashcards
organic chemistry
the study of compounds containing carbon
the study of compounds containing carbon
organic chemistry
4 catagories of carbon compounds
carbohydrates (sugars)
lipids (fats & oils)
proteins
nucleic acids
carbohydrates (sugars)
lipids (fats & oils)
proteins
nucleic acids
4 catagories of carbon compounds
hydrophilic
attracted to water (sugars & starches)
attracted to water (sugars & starches)
hydrophilic
hydrophobic
not attracted to water (fats)
not attracted to water (fats)
hydrophobic
3 monosaccharides
glucose
glactose
fructose
glucose
glactose
fructose
3 monosaccharides
glucose is a blood sugar which enters the cell to produce ?
ATP (energy)
disaccharide
sugar made of 2 monosaccharides
sugar made of 2 monosaccharides
disaccharide
monosaccharide
simple sugar
simple sugar
monosaccharide
3 disaccharides
sucrose
lactose
maltose
sucrose
lactose
maltose
3 disaccharides
sucrose
table sugar
glucose + fructose
table sugar
glucose + fructose
sucrose
lactose
sugar in milk
glucose + galactose
sugar in milk
glucose + galactose
lactose
maltose
grain products
glucose + glucose
grain products
glucose + glucose
maltose
oligosaccharides
short chain 3-10 monosaccharides
short chain 3-10 monosaccharides
oligosaccharides
polysaccharides
long chain monosaccharides
long chain monosaccharides
polysaccharides
3 polysaccharides
glycogen
starch
cellulose
glycogen
starch
cellulose
3 polysaccharides
glycogen
energy storage of the liver, muscle, brain, uterus, & vagina
energy storage of the liver, muscle, brain, uterus, & vagina
glycogen
starch
energy storage of plants digestible by humans
energy storage of plants digestible by humans
starch
cellulose
structural molecule in plants important fo human dietary fiber, bu indigestible by humans
structural molecule in plants important fo human dietary fiber, but indigestible by humans
cellulose
all digested carbohydrates (sugars) are converted into ?
glucose
3 types of conjugated carbohydrates
glycolipids
glycoproteins
proteoglycans
glycolipids
glycoproteins
proteoglycans
3 types of conjugated carbohydrates
glycolipids
external surface of cell membrane
external surface of cell membrane
glycolipids
glycoproteins
external surface of cell membrane
mucus of respiratory & digestive tracts
external surface of cell membrane
mucus of respiratory & digestive tracts
glycoproteins
proteoglycans
more carbohydrates (sugars) than protien
gel that holds tisues together
gelatinous filter in umbilical cord & eye
joint lubrication & cartilage texture
more carbohydrates (sugars) than protien
gel that holds tisues together
gelatinous filter in umbilical cord & eye
joint lubrication & cartilage texture
proteoglycans
lipids
hydrophobic organic molecules with high ratio of hydrogen & oxygen
hydrophobic organic molecules with high ratio of hydrogen & oxygen
lipids
5 primary lipids in humans
fatty acids
triglycerides
phospholipids
eicosanoids
steroids
fatty acids
triglycerides
phospholipids
eicosanoids
steroids
5 primary lipids in humans
fatty acids
saturated fatty
unsaturated fatty acids - double bonds
polyunsaturated - multiple double bonds
essential fatty acids - must be obtained from food
saturated fatty
unsaturated fatty acids - double bonds
polyunsaturated - multiple double bonds
essential fatty acids - must be obtained from food
fatty acids
phospholipids
one fatty acid is replaced by a phosphate group
structural foundation of cell membrane
one fatty acid is replaced by a phosphate group
structural foundation of cell membrane
phospholipids
amphipathic
fatty acid “tails” are hydrophobic
phosphate “head” is hydrophilic
fatty acid “tails” are hydrophobic
phosphate “head” is hydrophilic
amphipathic
protein
polomer of amino acids
polomer of amino acids
protein
? amino acids used to make up the ? are identical exept for the ? group
20
proteins
radical (R)
peptide
any molecule composed of 2 or more amino acids joined by peptide bonds
any molecule composed of 2 or more amino acids joined by peptide bonds
peptide
peptide bond
joins the amino group of one amino acid to the carboxyl group of the next
formed by dehydration synthesis
joins the amino group of one amino acid to the carboxyl group of the next
formed by dehydration synthesis
peptide bond
dehydration synthesis
creates a peptide bond that joins the amino acid group of one group to the carboxyl group of the next by removing water
creates a peptide bond that joins the amino acid group of one group to the carboxyl group of the next by removing water
dehydration synthesis
conformation
3-dimensional shape of protein that can reversibly change their shape crucial to function
ex. muscle contraction
3-dimensional shape of protein that can reversibly change their shape crucial to function
ex. muscle contraction
conformation
denaturation
extreme conformational change that destroys function
ex. extreme heat or pH
extreme conformational change that destroys function
ex. extreme heat or pH
denaturation
enzymes
proteins that function as biological catalyst
permit reactions to occur rapidly at body tempurature
each enzyme is specific for a specific reaction
substrate
substance that enzyme acts apon
substance that enzyme acts apon
substrate
enzyme naming convention
the substrate with “ase” as suffix
ex. enzyme digest stach (amylose)
amylose (substrate) + “ase”
= amylase enzyme
enzymes lower ?
activation energy - energy needed to get reaction started
3 components of nucleotides
nitrogen base (single or double carbon-nitrogen ring)
sugar (monosaccharide)
phosphate group(s) (one or more)
nitrogen base (single or double carbon-nitrogen ring)
sugar (monosaccharide)
phospohate group(s) (one or more)
3 components of nucleotides
adenosine triphosphate (ATP)
best known nucleotide
adenine (nitogen base)
ribose (sugar)
3 phosphate groups
best known nucleotide
adenine (nitogen base)
ribose (sugar)
3 phosphate groups
adenosine triphosphate (ATP)
nucleic acids
DNA (deoxyibonucleic acid)
RNA (robonucleic acid)
DNA (deoxyibonucleic acid)
RNA (robonucleic acid)
nucleis acids
DNA (deoxyibonucleic acid)
contains millions of nucleotides
constitutes genes (gives instructions for synthesizing proteins)
contains millions of nucleotides
constitutes genes (gives instructions for synthesizing proteins)
DNA (deoxyibonucleic acid)
3 types of RNA (robonucleic acid)
messenger RNA (mRNA)
ribosomal RNA
transfer RNA
RNA (robonucleic acid)
70-10,000 necleotides long
carries out genetic instruction provided by the DNA for synthesizing proteins
assembles amino acids in right order to produce proteins