Chapter 3 Flashcards
Secondary structure patterns?
loops, helixes (coils), or flat sheets
Do most proteins have similar ss patterns?
Yes
What are elements of amino acid?
organic carboxyl group amine group R Group Carbon atom
RNA look like
single-traded chain of nucleotides
double layer of lipids arranged tail to tail
lipid bilayer
short chain of amino acids linked by peptide bonds
peptide
what DNA look like
two chains of nucleotides twisted into double helix
Role of ATP
Energy carrier in cells
What defines the type of protein?
Primary structure
Can a functional group be hydrogen?
NO
what do functional groups bond to?
carbon of organic molecule
Organic molecule has one or more polypeptides
Protein
long fa tails to long chain alcohol or carbon rings
wax
long chain of amino acids linked by peptide bonds
polypeptide
What type of bonding in starch and glycogen/what mono ?
glucose
covalent
highly branched chains
glycogen
short chain of covalently bonded monosaccharides; attached to lipids or proteins, they help immunity
oligo
What do oligo tach to
lipids or proteins
What type of bonding between onosaccharaide?
Covalent
One or more polypeptide chains covalently bonded together
quartenary
Support cell part and, as part of tissues, multi celled bodies. They are what mainly makes up featers, hooves,
structural protein
all lipids are
hydrophobic
tail is
hydrophobic, attracted to oil
head is
philic `
secondary forms bonds ____
between func. groups in aa
tertiary two
pockets and crevices
does every chain with same aa fold same way?
Yes
What change protein shape?
detergent, heat, ph
RNA function
protein synthesis
What does functional group bond to
carbon of organic compound
what bonds hold nucleotides chains of DNA
hydrogen
Hydrogenatoin
manufacturing process that adds H atoms to oil to change them to solid fats
Chem form for monomer
C6 H12 06
Carb elements/ration
CHO 1:2:1
Carb functions
- quick nrg
2. structural purposes (cell wall, exoskeleton)
Lipids elements/ratio
CHO no set ratio
functional group on carbodydrate
OH hydroxyl
functional groups on lipids
fatty acid chain carboxyl (COOH)
Hydroxyl (OH)
Lipids functiona
- Makes up cell membranes
water proof
What are lipids component of?
Many hormones and vitamins?
what does amino acid have?
central carbon amine group carboxyl Hydrogen R group
Elements/Ratio of proteins
CHON
What is P
Phosphates
Functional groups on proteins?
amine
carboxyl
R group
What is dipep?
2 aa
What is polyps?
3 to 100 aa
what is enzymes?
101 to thousands of aa’s
Functions of proteins
- Account for diversity of life
Controls rate of reactions
Structural component in skin, muscle, bones
Cell maker and receptor
What are antibodies, blood clotting, factors and some horses?
Proteins
What does a nucleotide have?
5 carbon sugar
Phosphate group
nitrogen base
elements/ratio nucleotide
CHONP
Functional groups on nucleic acids
Phosphate group PO4
Nucleic acids functions
blueprints of life
genetic info
Controls all cell activities
oligo is usually
attached to protein to make a glycoprotein, immune response
What is a oligo attached to polypeptide
glycoprotein
When enzymes bond lipids to a protein
lipoproteins
What is oligo usually attached to
protein
ATP is a…
modified nucleotide because 3 phosphates
Function ATP
store energy
If ATP hydrolysis
ADP, then AMP
antibodies and receipts are
proteins
A true protein is
100 or more amino acids
glycerol polar or not?
Polar
cell membranes are
selectively permeable
Phosphate groups are…
hydrophilic
Steroids don’t have
alchohol or fatty acids
bad cholesterol is
LDL
cells remodel cholesterol to produce
bile salts, vitamin D, hormones
what do bile salts do?
Metabolize salts
3 aa makes a
polypeptide
2 aa makes
di
100 or more makes
protein
Secondary strucutre
plated sheet or alpha helix
bond between side chains
tertiary
PrPC is a
glycoprotein
what is prion
PRPC
where in PrPC
cell membrane
Is atp a nucleotide?
Yes
How do nucleic acids bond?
sugar of one nucleotide bonded to phosphate group of the next
Stores and transfers info for protein syntehsis
RNA
ATP is what number
3rd phosphate (greatest energy)
Where is glycogen found?
muscles and liver
3 carbon is
glycerol