Rajiv Gandhi University of Health Sciences, Karnataka
I Year B.Sc. MLT Degree Examination — Aug 2013
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Time: Three Hours Max. Marks: 80 Marks
BIOCHEMISTRY (RS3)
Q.P. CODE: 3153
Your answers should be specific to the questions asked. Draw neat, labeled diagrams wherever necessary
SHORT ESSAYS (Answer any Eight) 8 x 5 = 40 Marks
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- Write the classification and functions of carbohydrates.
- Write briefly a note on nucleotides.
- Explain bicarbonate buffer system.
- Define essential fatty acid. What are its functions?
- Write the classification of amino acids based on nutritional requirement with examples.
- What are solutions? Classify them with suitable examples.
- Add a note on hot air oven with diagram.
- Explain Valency, Equivalent Weight, Normality, Molecular Weight and Molality with suitable examples.
- Explain two-pan laboratory balance with a diagram.
- Explain saturated and super saturated solutions with suitable examples.
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SHORT ANSWERS (Answer any Ten) 10 x 3 = 30 Marks
- Give any three major responsibilities of health care personnel.
- Write a note on different types of tubes used in the laboratory.
- Give any three prefixes used in metric system.
- Triglycerides and cholesterol
- Write the properties of salts.
- What are bases? Give two examples.
- Magnetic stirrer - components and use
- What is part dilution? Give an example.
- Uses of refrigerators and cold boxes in laboratory
- SI units and classification
- Give the principle of centrifugation. Explain different rotor heads.
- Draw the graph showing relationship between:
- Absorbance and concentration
- % Transmission and concentration
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TO THE POINT ANSWERS (Answer any Five) 5 x 2 = 10 Marks
- Automated pipette
- Reference electrode
- Mention the types of RNA.
- Mention different types of waste in a laboratory.
- Define amino acids
- Name two indicators.
- Write Henderson - Hasselbalch’s equation.
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