WorksheetsBio lecture 5 proteins and lipids
Total questions: 50
Worksheet time: 51mins
uses computer software and other tools
to analyze the data
(a)
analyzes large sets of genes
(a)
Similar analysis of proteins is called
(a)
Match the following
enzymatic protein
selective acceleration of chem reactions
defensive proteins
protection against disease
storage proteins
storage of amino acids
transport proteins
transport of substances
hormonal proteins
coordination of an organisms activities
Match the following
receptor proteins
response of cell to cell stimuli
contractile motor proteins
movement
structural proteins
support
What is an example of a protein that
Digestive enzymes catalyze (speed up) the hydrolysis (breaking down) of bonds in food molecules
(a) proteins
This protein can do such things like be an antibody to help destroy invaders and bacteria
(a) proteins
This protein, for example, in milk, has Casein which stores alot of amino acids
(a) proteins
Hemoglobin the the iron-containing protein of vertebrate blood transports oxygen from the lungs to other parts of the body.
(a) proteins
Insulin, a hormone secreted by the pancreas causes other tissues to take up glucose, thus regulating blood sugar concentration
(a) proteins
receptors built into the membrane of a nerve cell detect signaling molecules released by other nerve cells
(a) proteins
These proteins are responsible for the undulation of cilia and flagella. actin and myosin proteins are responsible for the contraction of muscles
(a) proteins
The protein that makes up hair, horns, keratin, skin etc etc
(a) proteins
Label the structure of amino acid, aka the monomer of protein
the R group of amino acids can be one of many many different options
true
false
(a) are unbranched polymers
built from amino acids
A (a) is a biologically functional
molecule that consists of one or more
polypeptides
(a) form between adjacent
amino acids
(a) make up (b) which make up (c)
(a) joined by dehydration
synthesis
the (a) of a protein determines its function
sequence of amino acids
(a)
interaction of groups in the peptide backbone, either a α helix or β sheet
(a)
folded shape of the polypeptide chain
(a)
interactions between multiple polypeptide subunits
(a)
Match the following
sequence of amino acids
primary structure
interaction of groups in the peptide backbone αβ
secondary structure
folded shape of the polypeptide chain
tertiary structure
interactions between multiple polypeptide subunits
quaternary structure
This secondary structure looks like a swirly spring
(a)
this secondary structure looks like a flat strand with an arrow pointing towards the carboxyl end
(a)
The tertiary structure (shape of polypeptide) is determined by (a) properties
In a (a) interaction, (b) with
hydrophobic ( (c) ) side chains usually end up in the
(d) of the protein
(a) can form between the sulfurs of two
cysteines
(a) results from interactions
between multiple polypeptide chains
Why is understanding the structure and function of proteins important?
helps understanding diseases and treatments
helps drug development
helps gene expression and organism adaptability
gluten!
Which of these can determine or change protein structure
alterations in pH
salt concentration
temperature
water present
A loss of structure is
called (a) -
inactive
Match the MONOMER to its respective thingy
monosaccharide
carbohydrate
nucleotide
nucleic acid
amino acid
protein
fatty acid
lipid
Match the Monomer to what polymer it makes up
monosaccharide
starch
nucleotide
DNA strand
amino acid
polypeptide
fatty acid
triglyceride
Match the POLYMER to its thing
starch
carbohydrate
DNA strand
nucleic acid
polypeptide
protein
triglyceride
lipid
Lipids are (a) , aka they do not dissolve in water
A high proportion of (a) bonds
causes lipids to be hydrophobic
another word for fats in lipids are
(a)
the 3 main categories of lipids are
triglycerides
phospholipids
steroids
nucleic acids
amino acids
Triglycerides (fats) are made of One _________, and Three __________
They are great for _____________
(a)
Fatty acids are long hydrocarbon chains
which may be
saturated
unsaturated
polyunsaturated
monosaturated
A SATURATED fat looks more like
---
L
saturated fats make up stuff like
butter
oil
Unsaturated fats look more like
L
---
unsaturated fats make up stuff like
oil
butter
What are the elements of proteins?
(a)
Water likes and dissolves (a) atoms
