clinical chemistry exam 2

what is the mechanism of insulin activity

it stimulates the uptake of glucose by the cell from the blood stream

what is the preferred collection tube for glucose from off-site locations

sodium fluoride

what is the reference method for glucose determination

hexokinase

what process results in the formation of glucose from ocmpounds like fatty acids, glycerol, and amino acids

gluconeogenesis

what type of chemical bond links two monosaccharides to form a disaccharide

glycosidic bond

which of the following tests assesses the degree of glucose control over a 2 to 3 month period

glycated hemoglobin (HbA1C)

The following hormones act to increase blood glucose except

insulin

after the breakdown of 1 molecule of glucose in the glycolysis path, what is the net ATP gain

2 ATP

after pyruvate have been formed during glycolysis process in vertebrate without oxygen, what is pyruvate converted to 

lactate

what type of electrophoresis is routinely used to identify the specific type of monoclonal gammopathy

immunofixation electrophoresis

which of the following protein fractions contain only one protein

albumin

which of the following serum proteins migrates to the beta-globulin fraction

complement

the name of the bond that connects one amino acid to another amino acid is called

peptide bond

the 3D form of a protein structure is called

tertiary structure

interaction of one or more protein molecules which function as a single unit is called

quaternary structure

which of the immunoglobulin is able to cross the placenta into the newborn baby

IgG

what element differentiates proteins from carbohydrates

nitrogen

what is the most sensitive enzyme to detect liver damage from chronic alcoholism

gamma-glutamyl transferase

the site on the enzyme where the substrate interacts is called

active site

the protein portion of an enzyme is called

apoenzyme

the amount of energy needed to cause a reaction to occur is

activation energy

which of the statements is false about enzymes

they can either be a protein or a carbohydrate molecle

when RNA poll II reads the DNA, it reads from _____ and RNA is synthesized from _____

3-5, 5-3

all of the following are characteristics of the genetic code except

baiting