The given figure represents structure of glycogen/amylopectin. Identify A, B, C and D:
A
B
C
D
1.
Reducing end
Non reducing end
α [1→4] linkage
α [1→6] linkage
2.
Non reducing end
Reducing end
α [1→4] linkage
α [1→6] linkage
3.
Reducing end
Non reducing end
α [1→6] linkage
α [1→4] linkage
4.
Non reducing end
Reducing end
α [1→6] linkage
α [1→4] linkage
Subtopic: Carbohydrates | Carbohydrates: Glycosidic Bond & Disaccharide | Carbohydrates: Starch & Glycogen |
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NEET 2023 - Target Batch - Aryan Raj Singh
Hints
What level of protein structure is shown in the given diagram?
| 1. Primary | 2. Secondary |
| 3. Tertiary | 4. Quaternary |
Subtopic: Proteins |
65%
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NEET 2023 - Target Batch - Aryan Raj Singh
Hints
Which of the following categories of enzyme classification are correctly matched?
| EC 1 | Oxidoreductases: catalyze oxidation/reduction reactions |
| EC 2 | Hydrolases: catalyze the hydrolysis of various bonds |
| EC 3 | Transferases: transfer a functional group (e.g. a methyl or phosphate group) |
| EC 4 | Lyases: cleave various bonds by means other than hydrolysis and oxidation |
| EC 5 | Isomerases: catalyze isomerization changes within a single molecule |
| EC 6 | Ligases: join two molecules with covalent bonds. |
1. EC 1, EC 4, EC 5 and EC 6 only
2. EC 2 and EC 3 only
3. EC 1, EC 4 and EC 6 only
4. EC 3, EC 4, EC 5 and EC 6 only
Subtopic: Enzymes Classification |
61%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
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NEET 2023 - Target Batch - Aryan Raj Singh
Enzymes A, B and C in the given figure can be:
| A | B | C | |
| 1. | Gastric lipase | Salivary amylase | Lingual lipase |
| 2. | Pepsin | Salivary amylase | Trypsin |
| 3. | Pepsin | Trypsin | Lactase |
| 4. | Rennin | Maltase | Sucrase |
Subtopic: Factors Affecting Enzyme Catalysis Reaction |
72%
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Hints
In the given diagram of DNA double helix, what would be the correct values of 1, 2, and 3 in nanometre?
| 1 | 2 | 3 | |
| 1. | 1.0 | 3.4 | 34 |
| 2. | 2.0 | 0.34 | 3.4 |
| 3. | 2.0 | 3.4 | 0.34 |
| 4. | 4.0 | 3.4 | 0.34 |
Subtopic: The DNA |
76%
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NEET 2023 - Target Batch - Aryan Raj Singh
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NEET 2023 - Target Batch - Aryan Raj Singh
Given below is a schematic diagram of a metabolic pathway in living organisms. Please do not try to decipher anything from the given diagram. Can you tell what will be true for metabolic pathways in living organisms in general?
I. Biomolecules in a living organism have a turn over.
II. Metabolic pathways cross-cross each other.
III. Flow of metabolites through metabolic pathways has a definite rate and direction.
1. Only I and II
2. Only I and III
3. Only II and III
4. I, II and III
I. Biomolecules in a living organism have a turn over.
II. Metabolic pathways cross-cross each other.
III. Flow of metabolites through metabolic pathways has a definite rate and direction.
1. Only I and II
2. Only I and III
3. Only II and III
4. I, II and III
Subtopic: DYNAMIC STATE OF BODY CONSTITUENTS – CONCEPT OF METABOLISM (OLD NCERT) | METABOLIC BASIS FOR LIVING (OLD NCERT) |
71%
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Hints
Identify the correct statement regarding the figure given:
1. A is an ester bond; B is a glycosidic bond and they are type of hydrogen bonds
2. A is an ester bond; B is a glycosidic bond and they are formed by dehydration synthesis
3. A is a peptide bond; B is a glycosidic bond and they are types of hydrogen bonds
4. A is a peptide bond; B is an ester bond and they are formed by dehydration synthesis
1. A is an ester bond; B is a glycosidic bond and they are type of hydrogen bonds
2. A is an ester bond; B is a glycosidic bond and they are formed by dehydration synthesis
3. A is a peptide bond; B is a glycosidic bond and they are types of hydrogen bonds
4. A is a peptide bond; B is an ester bond and they are formed by dehydration synthesis
Subtopic: The DNA |
73%
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Hints
In the enzyme which catalyses the breakdown of:
\(\mathrm{H}_2 \mathrm{O}_2 \rightarrow \mathrm{H}_2 \mathrm{O}+\mathrm{O}_2\)
the prosthetic group is:
\(\mathrm{H}_2 \mathrm{O}_2 \rightarrow \mathrm{H}_2 \mathrm{O}+\mathrm{O}_2\)
the prosthetic group is:
| 1. | Nicotinamide adenine dinucleotide | 2. | Haem |
| 3. | Zinc | 4. | Niacin |
Subtopic: Enzyme Cofactors |
63%
From NCERT
NEET - 2022
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NEET 2023 - Target Batch - Aryan Raj Singh
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NEET 2023 - Target Batch - Aryan Raj Singh
Arrange the following elements present in human body in their ascending order of occurrence [begin with the element found in the lowest percentage]:
1. Carbon, Oxygen, Nitrogen, Calcium, Hydrogen
2. Calcium, Hydrogen, Nitrogen, Oxygen, Carbon
3. Hydrogen, Calcium, Nitrogen, Oxygen, Carbon
4. Hydrogen, Calcium, Nitrogen, Carbon, Oxygen
| Hydrogen, Carbon, Oxygen, Nitrogen, Calcium |
2. Calcium, Hydrogen, Nitrogen, Oxygen, Carbon
3. Hydrogen, Calcium, Nitrogen, Oxygen, Carbon
4. Hydrogen, Calcium, Nitrogen, Carbon, Oxygen
Subtopic: Element Analysis |
68%
From NCERT
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Consider the given two statements :
Assertion: Living process is a constant effort to prevent falling into equilibrium with the environment.
Reason: The living state and metabolism are synonymous.
1. Both Assertion and Reason are true and Reason correctly explains the Assertion.
2. Both Assertion and Reason are true but the Reason is not the correct explanation of the Assertion.
3. Assertion is true but the Reason is false.
4. Both Assertion and Reason are false.
Assertion: Living process is a constant effort to prevent falling into equilibrium with the environment.
Reason: The living state and metabolism are synonymous.
1. Both Assertion and Reason are true and Reason correctly explains the Assertion.
2. Both Assertion and Reason are true but the Reason is not the correct explanation of the Assertion.
3. Assertion is true but the Reason is false.
4. Both Assertion and Reason are false.
Subtopic: THE LIVING STATE (OLD NCERT) |
68%
From NCERT
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Hints
Please attempt this question first.
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