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MCQ (Single Correct Answer)

NEET 2024
The reagents with which glucose does not react to give the corresponding tests/products are A. Tollen's reagent B. Schiff's reagent C. HCN D. $$\mathr...
NEET 2024
Fehling's solution 'A' is
NEET 2023
Given below are two statements: Statement I : A unit formed by the attachment of a base to 1' position of sugar is known as nucleoside Statement II : ...
NEET 2022 Phase 2
The incorrect statement about denaturation of proteins is :
NEET 2022 Phase 1
The incorrect statement regarding enzymes is
NEET 2021
Given below are two statements :Statement I :Aspirin and Paracetamol belong to the class of narcotic analgesics.Statement II :Morphine and Heroin are ...
NEET 2020 Phase 1
Which of the following is a basic amino acid?
NEET 2020 Phase 1
Sucrose on hydrolysis gives :
NEET 2019
The non-essential amino acid among the following is :
NEET 2018
Which of the following compounds can form a zwitter ion?
NEET 2018
The difference between amylose and amylopectin is
NEET 2017
Which of the following statements is not correct?
NEET 2016 Phase 2
The central dogma of molecular genetics states that the genetic information flows from
NEET 2016 Phase 2
The correct corresponding order of names of four aldoses with configuration given below respectively, is ...
NEET 2016 Phase 1
The correct statement regarding RNA and DNA, respectively is
NEET 2016 Phase 1
In a protein molecule various amino acids are linked together by
NEET 2016 Phase 1
Which one given below is a non-reducing sugar?
AIPMT 2014
Which of the following hormones is produced under the condition of stress which simulate glycogenlysis in the liver of human beings?
AIPMT 2014
D(+)-glucose reacts with hydroxyl amine and yields an oxime. The structure of the oxime would be
NEET 2013 (Karnataka)
In DNA, the linkages between different nitrogenous bases are
AIPMT 2012 Prelims
Deficiency of vitamin B1 causes the disease
AIPMT 2012 Prelims
Which one of the following sets of monosaccharides forms sucrose?
AIPMT 2011 Mains
Which of the following is not a fat soluble vitamin?
AIPMT 2011 Mains
Which of the statements about ''Denaturation'' given below are correct? (1)  Denaturation of proteins causes loss of secondary and tertiary...
AIPMT 2011 Prelims
Which one of the following statements is not true regarding (+) lactose?
AIPMT 2010 Mains
Fructose reduces Tollen's reagent due to
AIPMT 2010 Prelims
Which one of the following does not exhibit the phenomenon of mutaroation?
AIPMT 2009
The segment of DNA which acts as the instrumental manual for the synthesis of the protein is
AIPMT 2009
Which of the following hormones contains iodine?
AIPMT 2008
In DNA, the complimentary bases are
AIPMT 2008
Which of the following is an amine hormone?
AIPMT 2007
Which of the following vitamins is water-soluble?
AIPMT 2007
RNA and DNA are chiral molecules, their chirality is due to
AIPMT 2006
Which one of the following is a peptide hormone?
AIPMT 2006
The human body does not produce
AIPMT 2006
During the process of digestion, the proteins present in food materials are hydrolysed to amino acids. The two enzymes involved in the process- are r...
AIPMT 2005
The cell membranes are mainly composed of
AIPMT 2005
Which functional group participates in disulphide bond formation in proteins?
AIPMT 2004
The correct statement in respect of protein haemoglobin is that it
AIPMT 2004
Number of chiral carbons in $$\beta $$-$$D$$-(+) glucose is
AIPMT 2004
A sequence of how many nucleotides in messenger RNA makes a codon for an amino acid?
AIPMT 2004
The hormone that helps in the conversion of glucose to glycogen is
AIPMT 2004
The helical structure of protein is stablised by
AIPMT 2004
Which of the following structures represents the peptide chain?
AIPMT 2003
Glycolysis is
AIPMT 2003
Vitamin B12 contains
AIPMT 2003
Phospholipids are esters of glycerol with
AIPMT 2003
Chargaff's rule states that in an organism
AIPMT 2002
Enzymes are made up of
AIPMT 2002
Which is not true statement?
AIPMT 2001
Which of the following is correct?
AIPMT 2001
Which of the following is correct about H-bonding in nucleotide?
AIPMT 2001
Which statement is incorrect about peptide bond?...
AIPMT 2001
Which is the correct statement?
AIPMT 2000
$$\alpha $$ -$$D$$-glucose and $$\beta $$-$$D$$-glucose are
AIPMT 2000
Mg is present in
AIPMT 2000
Which one is responsible for production of energy in bio-reaction?
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