CBSE-STEP 1 SIMPLE MEMORIZATION QUESTIONS WITH CORRECT ANSWERS.

CBSE/STEP1SIMPLEMEMORIZATIONQUESTIONS k k k kk




WITH CORRECT ANSWERS kk kk kk




Na - (Cl + HCO3) - CORRECT ANSWER -Anion gap equation
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What decreases the affinity of histones for DNA? - CORRECT ANSWER -Histone
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acetyltransferases
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What is caused by CAG as a trinucleotide repeat on Ch4? - CORRECT ANSWER -Huntingtons
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What is caused by CGG trinucleotide repeat on the X chromosome? - CORRECT ANSWER -Fragile X
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What is caused by CTG trinucleotide repeats on Ch19? - CORRECT ANSWER -Myotonic
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Dystrophy I
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What is caused by GAA trinucleotide repeat on Ch9? - CORRECT ANSWER -Friedreich Ataxia
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What is caused by one -or- both maternal gene(s) silenced on Ch15? - CORRECT ANSWER -
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Prader-Willi
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What mutation is responsible for homologous recombination leading to prostate, ovarian
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and/or breast cancer? - CORRECT ANSWER -BRCA-1
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What repair is used to correct damage done to DNA when a nucleotide is missing from the
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sugar-phophate backbone or when spontaneous deamination converts a cytosine residue to a
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uracil residue? - CORRECT ANSWER -Base excision repair
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How is DNA-helix distorting damage repaired? - CORRECT ANSWER -Nucleotide excision repair
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, What removes acetyl groups from histones which decreases the transcription of genes because
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nucleosome structure becomes more compact? - CORRECT ANSWER -Histone deacetylase
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UAG, UAG and UGA are known as? - CORRECT ANSWER -Stop codons
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Pituitary tumors, pancreatic endocrine tumors and parathyroid adenomas are found in? -
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CORRECT ANSWER -MEN1
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Anti-U1 RNP (ribonucleoprotein) is found in? - CORRECT ANSWER -Mixed connective tissue
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disorder
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Anti-Ro/SSA and/or Anti-La/SSB are found in? - CORRECT ANSWER -Sjogren's
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Anti-phospholipase A2 receptor is found in? - CORRECT ANSWER -Primary membranous kk kk kk kk kk kk kk kk kk kk




nephropathy
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Anti-glutamic acid decarboxylase and/or islet cell cytoplasmic ABs are found in? - CORRECT
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ANSWER -DM1
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Anti-hemidesmosome is found in? - CORRECT ANSWER -Bullous pemphigoid kk kk kk kk kk kk kk kk




Antisynthetase, Anti-Jo-1, Anti-SRP, Anti-Helicase and/or Anti-Mi-2 is found in? - CORRECT
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ANSWER -Polymyositis
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Dermatomyositis



Anti-presynaptic voltage-gated calcium channel found in? - CORRECT ANSWER -Lambert-Eaton
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