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Chemical Composition of Life/Living Matter
1925
Practice: Chemical Composition of Life/Living Matter
1935
Carbohydrates
4431
Practice: Carbohydrates
4472
Proteins
5601
Practice: Proteins
4530
Lipids
3055
Practice: Lipids
2865
Nucleic Acids
2524
Practice: Nucleic Acids
2801
Metabolism
1975
Practice: Metabolism
1126
Enzymes
8483
Practice: Enzymes
3651
Primary and Secondary Metabolites
1134
Practice : Primary and Secondary Metabolites
585
A leaf is heated at a very high temperature
314
Living tissue with acid was ground
508
Which of the following option
434
Monosaccharides glucose and galactose
370
Choose the statement which is false regarding
839
Which of the following glycosidic linkage
778
Iodine test can detect the presence
797
Which of the following statements is incorrect regarding
584
Which of the following is a storage carbohydrate
398
Parallel chains of cellulose are linked to each other
299
Chitin does not strictly follow
404
Consider the following amino acids
378
Which among the following amino acids contain
487
Selenocysteine is synthesised from
372
Which among the following aromatic
445
Which among the following amino acid residues
583
Amino acids can alter its structure when put in different solutions
556
The carbon-to-nitrogen bond that joins amino acids
352
Choose the correct statement among the following
460
Tertiary and quaternary structure of proteins are
646
Match column I and II
246
Lipids strictly do not come under the purview
677
Why does oil float on water
364
How many carbon atoms are present in palmitic acid
339
Principle role of MUFA and PUFA is
426
To produce one molecule of triglyceride
506
Gingelly oil remains in liquid
404
LDL HDL and VLDL are a type of
486
Which of the following statements is
417
Apart from being double stranded
251
In nucleic acid the bond between the
489
Which of the following represents guanylic acid
437
Which of the following nucleotide sequences contains
269
Choose the statement from below
471
Nucleic acids are a polymer of nucleotide monomeric units
272
What differentiates a steady state
305
Ability of biomolecules to generate a high rate
372
Which metabolic pathway regenerates its metabolite
446
The role of an enzyme in the reaction is to
444
A substrate has to attain a much higher energy
348
Thermostability of enzymes is affected when
377
Michaelis Menten constant
315
Which of the following destroys the enzymatic activity
466
One example of competitive inhibition of an
401
Which of the following is true for uncompetitive inhibition
570
Which of the following statements is correct
326
Enzyme amylase belongs to the class of
399
Which of the following is an anticancer drug
218
Which of the following is not true about secondary
367
Which of the following lipids form a
335
A segment of DNA has 120 adenine and 120 cytosine bases
194
Composition of Living Matter
394
Composition of Non-living Matter
125
Chemical Compounds
158
Ash Analysis
189
Acid Analysis
368
Biomolecules
602
Let's Analyse
86
Carbohydrates
240
Based on Number of Carbon Atoms
245
Based on Functional Group
113
Stereoisomers
367
Reducing and Non-Reducing Sugars
89
Benedict's Test
461
Glycosidic linkage
262
Maltose
141
Sucrose
80
Lactose
150
Based on Monomeric Units
274
Based on Branching and Linkage
201
Based on Functions
164
Iodine Test
150
Introduction
113
Starch
314
Glycogen
115
Inulin
133
Introduction
78
Cellulose
250
Chitin
242
Galactosamine
119
Let's Analyse
119
Structure
200
R-Group
224
Types of Amino Acids
698
Zwitterionic Form
205
Polypeptides
757
Primary Structure
397
Secondary Structure
393
Alpha Helix
199
Beta Sheet
139
Tertiary Structure
629
Quaternary Structure
169
Simple Proteins
389
Conjugated Proteins
381
Collagen and Trypsin
253
GLUT-4 and Insulin
235
Antibodies and RuBisCO
150
Let's Analyse
175
Introduction
75
A Biomolecule?
131
Solubility of Lipids
177
Saturated Fatty Acids
167
Unsaturated Fatty Acids
248
Fatty Acids and Glycerol
284
Esters of Fatty Acids
186
Mono, Di and Triglycerides
354
Waxes
313
Sudan Test
279
Introduction
52
Phospholipid and Glycolipid
319
Sphingolipids and Lipoproteins
188
Cholesterol and Cortisol
174
Let's Analyse
99
Introduction
161
Nitrogenous Bases
285
Structure of Adenine and Guanine
81
Structure of Cytosine, Uracil and Thymine
138
Nuceloside
576
Nucleotide
256
Polynucleotide
286
Structure of DNA
452
Forms of Nucleic Acids
186
Let's Analyse
99
Steady State and Living State
638
Metabolism
464
Energy Currency - ATP
196
Types of Metabolic Pathways
317
Dynamic State of Body Constituents
291
Let's Analyse
67
What are Chemical Reactions?
325
Factors Affecting Rate of Reaction
467
Enzymes are needed
195
Organic and Inorganic Catalyst
427
Multistep Chemical Reaction
407
Introduction
107
Lock and Key Hypothesis
170
Induced Fit Theory
141
Catalytic Cycle
211
Transition State Theory
1084
Temperature
513
pH
236
Substrate
402
Michaelis-Menten Kinetics
499
Competitive Inhibition
417
Non-competitive Inhibition
191
Competitive vs Non-competitive Inhibition
416
Allosteric enzymes
248
Basis of Classification
204
Oxidoreductases
182
Transferases
128
Hydrolases
124
Lyases
231
Isomerases
274
Ligases
223
Cofactors
478
Let's Analyse
181
Primary and Secondary
206
Alkaloids and Lectins
271
Spices, Terpenes and Polymeric Substances
323
Flavonoids and Toxins
229
Let's Analyse
102
Composition of Living & Non-living Matter
677
Ash Analysis
189
Acid Analysis
368
Biomolecules
601
Carbohydrates
240
Monosaccharides
814
Benedict's Test
461
Oligosaccharides
634
Polysaccharides
641
Iodine Test
149
Storage Polysaccharides
677
Structural Polysaccharides
690
Amino Acids
424
Types of Amino Acids
698
Zwitterionic Form
205
Proteins
349
Biuret Test
408
Primary Structure of Proteins
397
Secondary Structure of Protein
732
Tertiary Structure of Protein
629
Quaternary Structure of Protein
168
Simple Proteins
400
Conjugated Proteins
372
Functions of Proteins
637
Fats
384
Fatty Acids
415
Simple Lipids
1137
Sudan Test
279
Complex Lipids
561
Derived Lipids
174
Nucleic Acids
161
Nitrogenous Bases
504
Nucleotide
833
DNA and RNA
925
Living State
638
Catabolism & Anabolism
464
ATP
196
Metabolic Pathways
317
Dynamic State
291
Chemical Reaction
792
Enzymes
622
Multistep Chemical Reaction
407
Enzyme Activity
630
Transition State Theory
1084
Effects of Temperature on Enzyme Activity
513
Effects of pH on Enzyme Activity
236
Effects of Substrate Concentration on Enzyme Activity
402
Michaelis-Menten Kinetics
498
Competitive Enzyme Inhibition
417
Non-Competitive Enzyme Inhibition
190
Competitive vs Non-Competitive Inhibition
416
Allosteric enzymes
248
Oxidoreductase
385
Transferase
128
Hydrolase
124
Lyases
231
Isomerases
274
Ligases
223
Cofactors
478
Primary Metabolites
206
Secondary metabolites
823
A leaf is heated at a very high temperature
313
Living tissue with acid was ground
508
Which of the following option shows decreasing percentage
434
Monosaccharides, glucose and galactose are almost identical
370
Choose the statement which is false regarding Benedicts test
839
Which of the following glycosidic linkage initiates branching of
778
Iodine test can detect the presence of starch but not of cellulose
797
Which of the following statements is incorrect regarding amylopectin
583
Which of the following is a storage carbohydrate
398
Parallel chains of cellulose are linked to each other by hydrogen
299
Chitin does not strictly follow
403
Which among the following aromatic amino acids is semi-essential
444
Consider the following amino acids
378
Amino acids can alter its structure when put in different solutions
555
Selenocysteine is synthesised from
371
Which among the following amino acids contain a secondary amine
486
The carbon-to-nitrogen bond that joins amino acids together is
352
Choose the correct statement among the following
460
Which among the following amino acid residues
582
Match column I and II
246
Tertiary and quaternary structure of proteins are stabilised
646
Why does oil float on water Choose the best possible
363
How many carbon atoms are present in palmitic acid, excluding
339
Principle role of MUFA and PUFA
426
To produce one molecule of triglyceride which of the following are
506
Gingelly oil remains in liquid consistency in winters
404
Lipids strictly do not come under the purview of
677
Which of the following lipids form a part of biological membranes
334
LDL, HDL and VLDL are a type of
486
Which of the following statements is true
416
Apart from being double stranded the presence of this nitrogenous
251
In nucleic acid the bond between the phosphate and hydroxyl group
488
Which of the following represents guanylic acid
437
Which of the following nucleotide sequences contains four pyrimidine
268
Choose the statement from below which is not consistent with
470
Nucleic acids are a polymer of nucleotide monomeric units
271
A segment of DNA has 120 adenine and 120 cytosine bases
195
What differentiates a steady state from a state of equilibrium
305
Ability of biomolecules to generate a high rate
372
Which metabolic pathway regenerates its metabolite to reenter
446
A substrate has to attain
348
The role of an enzyme in the reaction is to
444
Thermostability of enzymes is affected when temperature rises
377
Michaelis Menten constant Km refers to the amount of substrate necessary
314
Which of the following destroys the enzymatic activity
466
One example of competitive inhibition of an enzyme is the inhibition of
400
Which of the following is true for uncompetitive inhibition
569
Which of the following statements is correct with reference to the enzymes
326
Enzyme amylase belongs to the class of
399
Which of the following is an anticancer drug
218
Which of the following is not true about secondary metabolites
366