Download MBBS KGMU 1st Year 2019 Biochemistry Paper I Question Paper

Download MBBS (Bachelor of Medicine and Bachelor of Surgery) KGMU (King George's Medical University) 1st Year (First Year) 2019 Biochemistry Paper I Previous Year Question Paper

5 %
QL.


second messenger from among the rest of e divitent ca ?
?Name the different agents promoting carcinogenesis. Write a note on
[linupantembooh:\lly.ldl
mpuenthesisindicnemhlllo?dhl

Part |
Describe briefly different types of enzyme inhibitions with examples. (5)
Write the irreversible reactions in Glycolysis and mention their allosteric (5)
regulators. Write how these irreversible reactions are bypassed during
Gluconcogenesis.
How fatty acids are activated and transported across the inner mitochondrial (5)
membrane for 8 oxidation Write how peroxisomal oxidation of fatty acids
differs from B oxidation -
Describe the catabolic fates of carbons and nitrogen of alanine. Mention the (5
biochemical defect in Pheny Iketonuria ?
Describe the flow of clectrons through complex 1V of electron transport chain (5)
in the inner mitochondnial membrane ieading 10 reduction of molecular oxygen
1o water. Name the harmful compounds generated on partial reduction of -
molecular oxygen
Part -]
Justify why DNA is a better store of genctic informations than RNA. What is (5)
chimeric DNA
What are the different complement pathways? List the various biological (5)
functions of complement.
Describe the different phases of Xenobiotics metabolism. Justify with a suitable (5)
example, why metabolism of xenobiotics cannot be called detoxification
i 4
Schematically present the events of cyclic AMP cascade ?f reacuons starting (5) *i
with glucagon as the triggering hormone. Wri{e why calcium qualifies as a

Pigmentosum. ?