Identify the given molecules:
I II
1. 2’ deoxyribose Ribose
2. Ribose 2’ deoxyribose
3. Adenosine Adenylic acid
4. α glucose β glucose

Subtopic:  Nucleic Acid |
 73%
From NCERT
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Identify the correct statements:
I. The level of protein structure organization that provides the positional information of amino acids in a protein is called as the primary structure.
II. Only right handed helices are observed in proteins seen in living organisms.
III. Tertiary structure is absolutely necessary for the many biological activities of proteins.
1. Only I and II 2. Only I and III
3. Only II and III 4. I, II and III
Subtopic:  Proteins |
 68%
From NCERT
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The given figure shows:

1. two amino acids linked by a peptide bond formed due to dehydration synthesis
2. two nucleotides linked by a dinucleotide bond formed due to dehydration synthesis
3. two amino acids linked by a peptide bond forming a zwitter ion
4. two nucleotides linked by an ester bond due to hydrolysis
Subtopic:  Amino Acids |
 80%
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In a nucleic acid:
I: a phosphate moiety links the 5’ carbon of one sugar of one nucleotide to the 1’ carbon of the sugar of the succeeding nucleotide.
II: the backbone of the strand is made up of alternate sugar and nitrogenous bases.
1. Only I is correct
2. Only Ii is correct
3. Both I and II are correct
4. Both I and II are incorrect
Subtopic:  The DNA | Double Helix : Watson & Crick |
 52%
From NCERT
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The metabolic pathways in a living system:
I. are linear or circular                                   
II. are series of linked reactions
III. are characterized by a definite rate and direction of flow of metabolites through them
1. Only I and II are correct
2. Only I and III are correct
3. Only II and III are correct
4. I, II and III are correct
Subtopic:  METABOLIC BASIS FOR LIVING (OLD NCERT) |
 71%
From NCERT
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An example of a metabolic conversion not catalyzed by an enzyme in a living system will be:
1. formation of a peptide bond
2. carbon dioxide dissolving in water
3. crossing over in meiosis
4. None, as there is no un-catalyzed metabolic conversion in living systems
Subtopic:  METABOLIC BASIS FOR LIVING (OLD NCERT) |
 74%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
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Which of the following molecules is involved in the synthesis of cholesterol?
1. Tyrosine
2. Acetic acid
3. Gamma amino butyric acid
4. Tryptophan
Subtopic:  METABOLIC BASIS FOR LIVING (OLD NCERT) |
 62%
From NCERT
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The number of metabolic steps in the glycolytic pathway is:
1.  5
2.  9
3. 10
4. 11
Subtopic:  METABOLIC BASIS FOR LIVING (OLD NCERT) |
 87%
From NCERT
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The most important form of energy currency in living systems is the bond energy in a chemical called:
1. ATP
2. Creatine phosphate
3. Acetyl CoA
4. Glucose
Subtopic:  METABOLIC BASIS FOR LIVING (OLD NCERT) |
 90%
From NCERT
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Consider the given two statements:
I: The living state and metabolism are synonymous.
II: Metabolism provides a mechanism for the production of energy.
1. Both I and II are correct and II correctly explains I
2. Both I and II are correct but II does not correctly explain I     
3. I is correct and II is incorrect
4. I is incorrect and II is correct
Subtopic:  THE LIVING STATE (OLD NCERT) |
 65%
From NCERT
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