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Quiz 12. Biomolecules
Includes, Dynamic state of body constituents- Concept of Metabolism
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Which of these units is not used to express the concentration of biomolecules?
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Mols/cell
Mols/liter
Mols/microliter
Mols/kelvin
Which of these is not true about metabolism?
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It involves the formation of biomolecules
It involves various chemical reactions
It is due to this process that biomolecules do not have a turnover
It involves the breaking down of biomolecules
How do we convert an amino acid into an amine?
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Removal of carbon dioxide
Removal of ammonia
Addition of carbon dioxide
Addition of ammonia
At which level does a metabolic reaction take place?
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Organ level
Tissue level
Biomolecular level
Cellular level
What is another name for an anabolic pathway?
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Catabolic pathway
Biosynthetic pathway
Metabolic pathway
Cyclic pathway
Which of these is a physical process?
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Combustion of hydrocarbons
Curdling of milk
Rusting of iron
Dissolving carbon dioxide in water
The dynamic state of constituents of the body is the.....
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Plasma flow
serum flow
blood flow
metabolite flow
The metabolic synthesis of biomolecules is known as
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Catabolism
Anabolism
Oxidation
Digestion
Which of these statements is incorrect regarding metabolism?
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Metabolic pathways are linear in nature
Various metabolic pathways may crisscross each other
One metabolic reaction is linked to another in most cases
Most reactions occur in metabolic pathways
Which of these is mandatory for all metabolic reactions?
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Breakdown of biomolecules
Synthesis of biomolecules
Presence of inhibitor
Presence of catalyst
The metabolic breakdown of biomolecules is known as.........
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Digestion
Anabolism
Catabolism
Degradation
Which bond is hydrolyzed to convert a disaccharide into monosaccharides?
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Phosphodiester bond
Glycosidic bond
Disulfide bond
Hydrogen bond
How can a disaccharide be converted into monosaccharides?
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Hydrolysis
Phosphorylation
Dehydrogenation
Dehydration
What is obtained when a molecule of carbon dioxide is removed from an amino acid?
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Ketone
Aldehyde
Amine
Ester
Which of these statements is true about metabolism?
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The level of metabolites is always constant
Metabolic pathways are always linear
All metabolic reactions are catalyzed
Metabolic pathways are always circular
Catalysts that enhance the rate of metabolic reactions are _____
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Proteins
Lipids
Lipoproteins
Polysaccharides
Which of these is an example of anabolism?
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Glucose to lactic acid
Acetic acid to cholesterol
Glucose to pyruvate
Glycogen to glucose
Which of these is an example of catabolism?
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Acetic acid to cholesterol
Amino acids to polypeptides
Glucose to glycogen
Glucose to pyruvate
Where does glucose get converted to lactic acid in the body?
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Liver
Skeletal muscles
Spleen
Stomach
Which of these processes liberate energy?
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Formation of lactic acid from glucose
Formation of glycogen from glucose
Formation of protein from amino acids
Formation of cholesterol from acetic acid
Which of these is incorrect statement ?
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The dissolution of carbon dioxide in water is uncatalyzed reaction in the body
Conversion of lactic acid from glucose liberates energy
"Acetic acid becomes cholesterol", is anabolic reaction
There is no uncatalysed metabolic conversion in living systems
Which of these processes require energy?
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Formation of glucose from glycogen
Formation of acetic acid from cholesterol
Formation of protein from amino acids
Formation of pyruvate from glucose
How many steps are involved in the conversion of glucose to lactic acid?
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4
6
8
10
What is the full form of ATP?
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Adenine triphosphatase
Adenosine triphosphate
Adreno triphosphate
Adenyl triphosphatase
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