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chap biomolecules ncert pg- 148 .topic polysaccharides , 9 th line. polysaccharides( say glycogen) ,the right end is called the reducing end and the left end is called non reducing end. what does this line mean?? does it means that polysaccharides can also behave as reducing agent( i.e, can reduce cu2+ to cu+) like monosaccharides.
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chap biomolecules ncert pg- 148 .topic polysaccharides , 9 th line. po...
its all amout tollens reagent ..the one which can reduce it is called reducing and vice .versa
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chap biomolecules ncert pg- 148 .topic polysaccharides , 9 th line. po...
Understanding the Terminology
The statement mentioned in the NCERT textbook refers to the structure and behavior of polysaccharides, such as glycogen. To understand it better, let's break it down:
1. Polysaccharides: Polysaccharides are complex carbohydrates composed of multiple monosaccharide units joined together through glycosidic bonds. They are large molecules with high molecular weight.
2. Glycogen: Glycogen is a highly branched polysaccharide and is the primary storage form of glucose in animals. It is mainly found in the liver and muscles.
3. Reducing end: The reducing end of a polysaccharide refers to the end that possesses a free anomeric carbon, which is capable of reducing other compounds. In the case of glycogen, the right end is considered the reducing end.
4. Non-reducing end: The non-reducing end of a polysaccharide is the opposite end of the reducing end, which lacks a free anomeric carbon. In glycogen, the left end is referred to as the non-reducing end.
Role of Polysaccharides as Reducing Agents
Polysaccharides, including glycogen, can exhibit reducing properties, but not as efficiently as monosaccharides. This behavior is due to the presence of free anomeric carbon at the reducing end. When a polysaccharide is hydrolyzed or broken down by specific enzymes, the reducing end is exposed, allowing it to act as a reducing agent.
Reducing Ability of Polysaccharides
Polysaccharides, like monosaccharides, have the capacity to reduce certain compounds, such as Cu2+ ions, under appropriate conditions. The free anomeric carbon at the reducing end can react with Cu2+ ions, leading to the reduction of Cu2+ to Cu+.
However, it is important to note that the reducing ability of polysaccharides is relatively weaker compared to that of monosaccharides. This is primarily because the presence of multiple monosaccharide units in a polysaccharide results in steric hindrance, limiting its reducing potential.
Summary
In summary, the statement in the NCERT textbook indicates that polysaccharides, including glycogen, possess a reducing end (right end) and a non-reducing end (left end). The reducing end has a free anomeric carbon that can act as a reducing agent, albeit with weaker reducing ability compared to monosaccharides. This property allows polysaccharides to participate in certain chemical reactions, including the reduction of compounds like Cu2+ ions.
The statement mentioned in the NCERT textbook refers to the structure and behavior of polysaccharides, such as glycogen. To understand it better, let's break it down:
1. Polysaccharides: Polysaccharides are complex carbohydrates composed of multiple monosaccharide units joined together through glycosidic bonds. They are large molecules with high molecular weight.
2. Glycogen: Glycogen is a highly branched polysaccharide and is the primary storage form of glucose in animals. It is mainly found in the liver and muscles.
3. Reducing end: The reducing end of a polysaccharide refers to the end that possesses a free anomeric carbon, which is capable of reducing other compounds. In the case of glycogen, the right end is considered the reducing end.
4. Non-reducing end: The non-reducing end of a polysaccharide is the opposite end of the reducing end, which lacks a free anomeric carbon. In glycogen, the left end is referred to as the non-reducing end.
Role of Polysaccharides as Reducing Agents
Polysaccharides, including glycogen, can exhibit reducing properties, but not as efficiently as monosaccharides. This behavior is due to the presence of free anomeric carbon at the reducing end. When a polysaccharide is hydrolyzed or broken down by specific enzymes, the reducing end is exposed, allowing it to act as a reducing agent.
Reducing Ability of Polysaccharides
Polysaccharides, like monosaccharides, have the capacity to reduce certain compounds, such as Cu2+ ions, under appropriate conditions. The free anomeric carbon at the reducing end can react with Cu2+ ions, leading to the reduction of Cu2+ to Cu+.
However, it is important to note that the reducing ability of polysaccharides is relatively weaker compared to that of monosaccharides. This is primarily because the presence of multiple monosaccharide units in a polysaccharide results in steric hindrance, limiting its reducing potential.
Summary
In summary, the statement in the NCERT textbook indicates that polysaccharides, including glycogen, possess a reducing end (right end) and a non-reducing end (left end). The reducing end has a free anomeric carbon that can act as a reducing agent, albeit with weaker reducing ability compared to monosaccharides. This property allows polysaccharides to participate in certain chemical reactions, including the reduction of compounds like Cu2+ ions.
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chap biomolecules ncert pg- 148 .topic polysaccharides , 9 th line. polysaccharides( say glycogen) ,the right end is called the reducing end and the left end is called non reducing end. what does this line mean?? does it means that polysaccharides can also behave as reducing agent( i.e, can reduce cu2+ to cu+) like monosaccharides.
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chap biomolecules ncert pg- 148 .topic polysaccharides , 9 th line. polysaccharides( say glycogen) ,the right end is called the reducing end and the left end is called non reducing end. what does this line mean?? does it means that polysaccharides can also behave as reducing agent( i.e, can reduce cu2+ to cu+) like monosaccharides. for NEET 2024 is part of NEET preparation. The Question and answers have been prepared according to the NEET exam syllabus. Information about chap biomolecules ncert pg- 148 .topic polysaccharides , 9 th line. polysaccharides( say glycogen) ,the right end is called the reducing end and the left end is called non reducing end. what does this line mean?? does it means that polysaccharides can also behave as reducing agent( i.e, can reduce cu2+ to cu+) like monosaccharides. covers all topics & solutions for NEET 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for chap biomolecules ncert pg- 148 .topic polysaccharides , 9 th line. polysaccharides( say glycogen) ,the right end is called the reducing end and the left end is called non reducing end. what does this line mean?? does it means that polysaccharides can also behave as reducing agent( i.e, can reduce cu2+ to cu+) like monosaccharides..
chap biomolecules ncert pg- 148 .topic polysaccharides , 9 th line. polysaccharides( say glycogen) ,the right end is called the reducing end and the left end is called non reducing end. what does this line mean?? does it means that polysaccharides can also behave as reducing agent( i.e, can reduce cu2+ to cu+) like monosaccharides. for NEET 2024 is part of NEET preparation. The Question and answers have been prepared according to the NEET exam syllabus. Information about chap biomolecules ncert pg- 148 .topic polysaccharides , 9 th line. polysaccharides( say glycogen) ,the right end is called the reducing end and the left end is called non reducing end. what does this line mean?? does it means that polysaccharides can also behave as reducing agent( i.e, can reduce cu2+ to cu+) like monosaccharides. covers all topics & solutions for NEET 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for chap biomolecules ncert pg- 148 .topic polysaccharides , 9 th line. polysaccharides( say glycogen) ,the right end is called the reducing end and the left end is called non reducing end. what does this line mean?? does it means that polysaccharides can also behave as reducing agent( i.e, can reduce cu2+ to cu+) like monosaccharides..
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