Section 1
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The iodine test can detect the presence of what carbohydrate?
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Date created
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Cards (57)
Section 1
(50 cards)
The iodine test can detect the presence of what carbohydrate?
Starch
What form is an amino acid in at its isoelectric point?
Zwittwrion
What are the two types of isomers that monosaccharides can form ?
Alpha & beta
Particular PH at which a given amino acid exits in solution as a zwitterion
Isoelectric
What is the definition of an alkane?
Are any hydrocarbons that only contain single bonds between the carbon atoms.
A carbon atom that has 4 different groups attached is a ?
Symmetric carbon
NaOH is an
Inorganic compound
Fischer projections of aldose monosaccharides, the aldehyde group is written at the top, and the hydrogen atoms and OH groups
True
Two stereoisomers of a cyclic monosaccharide represented in the A and b is a?
Anomers
A certain carbohydrate solution remains blue after being treated with Benedicts reagent. Which of the following carbohydrates is the most likely solute?
Sucrose
Term: Sucrose
Beet sugar
Term: Saturated hydrocarbon
No double or triple bonds between the carbons atoms
The structure of an amino acid allows it to act as Both an acid and a base but not simultaneously
False
One of the components Phospholipids
Fatty acids
Location on an enzyme where a substrate binds
Active site
Term: Structural formula
Shows all the carbon and hydrogen atoms and the bonds attaching them
Essential fatty acid for humans?
linoleic acid
Chains of about 50 amino acids or more are usually called proteins or polypeptide
True
Fructose is an example of a ketopentose.
False
Level of protein structure is dictated by intermolecular forces, salt bridges, and disulfide linkages is?
Tertiary
most naturally sweet occurring sugar?
D-fructose
Waxed are derived from ?
A long-chain alcohol and a long chain fatty acid
The process in which disaccharides are converted into monosaccharides is known as ?
Hydrolysis
Which of the following refers to the fixed arrangement of the polypeptide backbone?
Secondary structure
Term: Denaturation
A change that disrupts the structure of the protein and no longer can perform it biological function
Xylose is a carbohydrate that does not produce any smaller molecules when heated in aqueous solution form
Monosaccharide
Term used for 3 dimensional structure of a protein that renders in capable of performing it's assigned function
Denaturation
Hydrogen ion concentration at which a particular enzyme exhibits Maximum activity
Optimum pH
One common type of soap molecule is the?
Salt of a fatty acid
Cholesterol is a member of the?
Steroid group of lipids
Term: Carbohydrates
Provide energy quickly and effectively
Higher polysaccharides cannot be hydrolyzed back to their constituent monosaccharides.
True
Term: Straight chain
A continuous (unbranched) chain of carbon atoms
Term: Inhibitor
Bonds to the active site of an enzyme preventing the substrate from being able to bind
cellulose accounts for more than 25% of carbohydrate intake in the human diet?
false
What is a protein?
A biopoymer consisting of amino acids
Which of the following are produced by the hydrolysis of maltose?
Two molecules of d glucose
Term: Milk sugar
Lactose
Proteins that recognize and breakdown foreign molecules is ?
Immunoglobulins
Nearly all plant and animal proteins are composed entirely of d amino acids
False
Upon complete hydrolysis ,starch produces?
glucose
Term: Lipids
Solubility
Which of the following molecules is not a polysaccharide ?
Sucrose
What color does amylopectin produce when treated with iodine ?
deep blue violet
Name CH3CH2CH2CH3
Butane -C-C-C-C-
Term: Alkanes
Nonpolar compounds that are low boiling and insoluble in water
Hair and outer layer of skin are composed of
Keratin
Phospholipids are completely nonpolar molecules
False
Glucose is an example of what type of carbohydrate?
Monosaccharide
Triacyglycerides contains the following molecular units is?
One glycerol molecule linked to three fatty acids via ester linkages
Section 2
(7 cards)