WGU BIOCHEMISTRY OA LATEST EXAMS TEST
PAPER QUESTIONS AND ANSWERS SURE A+
✔✔What binds the enzyme and substrate with the active site?
(hint: type of interaction)
salt bridges - ✔✔electrostatic interactions
✔✔ - ✔✔disulfide bonding
✔✔ - ✔✔tertiary structure
✔✔An unwanted effect of an overly vigorous warm-up is: - ✔✔glycogen depletion
✔✔causes Alzheimer disease - ✔✔protein aggregation
✔✔breakdown of carbohydrate molecules to produce energy, glycolosis, krebs cycle,
ETC - ✔✔carbohydrate catabolism
✔✔ - ✔✔PKU
, ✔✔The level of protein structure referring to the specific sequence of amino acids,
established through the dehydration synthesis of peptide bonds. - ✔✔primary structure
✔✔the process of joining two molecules, or compounds, together following the removal
of water - ✔✔dehydration synthesis
✔✔Bonds between amino acids - ✔✔peptide bonds
✔✔negatively charged, aspartame and glutonate - ✔✔acidic amino acid
✔✔blood protein containing iron; carries oxygen in red blood cells - ✔✔hemoglobin
✔✔high ph, low carbon dioxide - ✔✔oxygenated form of hemoglobin
✔✔ - ✔✔binding curves
✔✔Which feature of hemoglobin makes it an effective oxygen transport? - ✔✔ph affinity
✔✔How does hemoglobin keep blood PH neutral during exercise? - ✔✔Binds to excess
H
✔✔What is occurring in surrounding tissues as the amount of hemoglobin saturated
with oxygen increases? - ✔✔carbon dioxide decreases
✔✔What is a temporary modification to a protein structure by kinases that alters
enzyme function? - ✔✔phosphorylation
✔✔a biochemical process that influences behavior by suppressing gene activity and
expression - ✔✔methylation
✔✔gene activation - ✔✔Acetylation
✔✔a type of condensation reaction where a carboxyl group is added to another
molecule - ✔✔carboxylation
✔✔enzyme activity increases as this increases - ✔✔substrate concentration
✔✔the reactants of enzyme that bind to sites on the enzyme (called active sites- lock
and key) - ✔✔catalyzed reactions
✔✔enzymes are designed to work only on a specific substrate or group of closely
related substrates and create one reaction - ✔✔enzyme specificity
PAPER QUESTIONS AND ANSWERS SURE A+
✔✔What binds the enzyme and substrate with the active site?
(hint: type of interaction)
salt bridges - ✔✔electrostatic interactions
✔✔ - ✔✔disulfide bonding
✔✔ - ✔✔tertiary structure
✔✔An unwanted effect of an overly vigorous warm-up is: - ✔✔glycogen depletion
✔✔causes Alzheimer disease - ✔✔protein aggregation
✔✔breakdown of carbohydrate molecules to produce energy, glycolosis, krebs cycle,
ETC - ✔✔carbohydrate catabolism
✔✔ - ✔✔PKU
, ✔✔The level of protein structure referring to the specific sequence of amino acids,
established through the dehydration synthesis of peptide bonds. - ✔✔primary structure
✔✔the process of joining two molecules, or compounds, together following the removal
of water - ✔✔dehydration synthesis
✔✔Bonds between amino acids - ✔✔peptide bonds
✔✔negatively charged, aspartame and glutonate - ✔✔acidic amino acid
✔✔blood protein containing iron; carries oxygen in red blood cells - ✔✔hemoglobin
✔✔high ph, low carbon dioxide - ✔✔oxygenated form of hemoglobin
✔✔ - ✔✔binding curves
✔✔Which feature of hemoglobin makes it an effective oxygen transport? - ✔✔ph affinity
✔✔How does hemoglobin keep blood PH neutral during exercise? - ✔✔Binds to excess
H
✔✔What is occurring in surrounding tissues as the amount of hemoglobin saturated
with oxygen increases? - ✔✔carbon dioxide decreases
✔✔What is a temporary modification to a protein structure by kinases that alters
enzyme function? - ✔✔phosphorylation
✔✔a biochemical process that influences behavior by suppressing gene activity and
expression - ✔✔methylation
✔✔gene activation - ✔✔Acetylation
✔✔a type of condensation reaction where a carboxyl group is added to another
molecule - ✔✔carboxylation
✔✔enzyme activity increases as this increases - ✔✔substrate concentration
✔✔the reactants of enzyme that bind to sites on the enzyme (called active sites- lock
and key) - ✔✔catalyzed reactions
✔✔enzymes are designed to work only on a specific substrate or group of closely
related substrates and create one reaction - ✔✔enzyme specificity
