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CBSE Class 11 » CBSE Class 11 Study Materials » Chemistry » Types of Biomolecules
CBSE

Types of Biomolecules

A biomolecule is any natural particle created by a living organism, including enormous polymeric molecules. This article will give a brief insight into the different types of biomolecules and what it means in the chemistry world.

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A living system grows, sustains and reproduces itself. The most amazing thing about a living system is composed of nonliving titles and molecules. The pursuit of knowledge of what goes on chemically within a living system falls in the sphere of biochemistry. Living organisms are formed up of coloured complicated biomolecules like carbohydrates, proteins, nucleic acids, lipids, etc. Proteins and carbohydrates are essential ingredients of our food. These are nominated biomolecules in chemistry. 

Brief information about biomolecules

 A biomolecule, likewise known as a biological molecule or particle, is any multitudinous substance formed by cells and living organisms. A biomolecule is a chemical molecule that is there in living organisms. Biomolecules possess a broad range of sizes and structures and accomplish many functions. Biomolecules are framed primarily by periodic elements like carbon, nitrogen, hydrogen, oxygen, sulphur, and phosphorus. 

Biomolecules are the primary structure blocks of every living organism. Simultaneously, they elevate different natural processes, which are mandatory for life. 

Types of biomolecules

 The four major classes of biomolecules are carbohydrates, lipids, nucleic acids,  and proteins.

Carbohydrates

Carbohydrates are originally formed by plants and form a veritably large group of naturally being organic compounds. Some familiar illustrations of carbohydrates are sugarcane sugar, glucose, starch, etc. Most of them possess a generic formula, Cx (H2O) y, and were regarded as carbon hydrates from where the name carbohydrate was concluded. They’re assembled from four classes of sugar units — monosaccharides, disaccharides, oligosaccharides, and polysaccharides. 

Proteins

Proteins are the most plentiful biomolecules of living organisms. Chief origins of proteins are milk, cheese, pulses, peanuts, fish, flesh, etc. They do in every part of the body and form the abecedarian base of the structure and functions of life. They’re also needed for the growth and upkeep of the body. The term protein is deduced from the Greek term “ proteios”, which means firsthand or of first preference. All proteins are polymers of α-amino acids. Proteins themselves are major structural essentials of cells. 

Nucleic Acids

Every generation of every species resembles its forebears in numerous patterns. How are these characteristics transferred from one generation to the coming? It has been observed that the nucleus of a living cell is responsible for this transmission of inherent characters, also called heredity. These are mainly of two types, deoxyribonucleic acid (DNA) and ribonucleic acid (RNA).  Since nucleic acids are lengthy- chain polymers of nucleotides, they’re also known as polynucleotides.

Lipids

Lipids, another critical biomolecule of living organisms, meet a variety of purposes, comprehending serving as a source of reposited energy and playing as chemical mediators. They similarly form membranes, which divide cells from their surroundings and categorise the cell within, contributing to advancement to organelles, such as the nucleus and the mitochondrion, in advanced ( more complicated) organisms. 

Functions of the four biomolecules

Carbohydrates

Carbohydrates are integral energy origins and structural building blocks of all bio, and they’re among the most bountiful biomolecules on Earth.

Proteins

Proteins serve as transporters, repositioning nutrients and different atoms in and out of cells and as enzymes and catalysts for the vast part of chemical processes in living organisms. Proteins also form antibodies and hormones, and they impact gene exertion.

Nucleic acids 

It has adhered that the nucleus of a living cell is accountable for this transmission of essential genes, also known as heredity. The granules in the nucleus of the cell, answerable for heredity, are known as chromosomes formed up of proteins and another breed of biomolecules known as nucleic acids.

Lipids

Lipids form membranes, which divide cells from their surroundings and categorise the cell within, contributing to advancement to organelles, such as the nucleus and the mitochondrion, in advanced ( more complicated) organisms. 

Conclusion

A biomolecule, likewise known as a biological molecule or particle, is any multitudinous substance formed by cells and living organisms. The four major classes of biomolecules are carbohydrates, lipids, nucleic acids, and proteins. Carbohydrates are originally formed by plants and form a veritably large group of naturally being organic compounds. Carbohydrates are integral energy origins and structural building blocks of all bio, and they’re among the most bountiful biomolecules on Earth. 

Chief origins of proteins are milk, cheese, pulses, peanuts, fish, flesh, etc. Proteins serve as transporters, reposition nutrients and different atoms in and out of cells, and enzymes and catalysts. It has been observed that the nucleus of a living cell is responsible for this transmission of inherent characters, also called heredity. The granules in the nucleus of the cell, answerable for heredity, are known as chromosomes formed up of proteins and another breed of biomolecules known as nucleic acids. Lipids form membranes, which divide cells from their surroundings and categorise the cell within, contributing to advancement to organelles, such as the nucleus and the mitochondrion, in advanced ( more complicated) organisms.

faq

Frequently asked questions

Get answers to the most common queries related to the CBSE Class 11th Examination Preparation.

What are the four types of biomolecules?

Ans. The four major classes of biomolecules are carbohydrates, lipids, nucleic acids, and proteins.

What is protein?

Ans. Proteins are the most plentiful biomolecules of living organisms. All proteins are polymers of α-amino...Read full

What is a carbohydrate?

Ans. Carbohydrates are originally formed by plants and form a veritably large group of naturally being organ...Read full

What are nucleic acids?

Ans. Nucleic acids are lengthy-chain polymers of nucleotides. Accordingly, they’re also known as polyn...Read full

Ans. The four major classes of biomolecules are carbohydrates, lipids, nucleic acids, and proteins.

Ans. Proteins are the most plentiful biomolecules of living organisms. All proteins are polymers of α-amino acids.

Ans. Carbohydrates are originally formed by plants and form a veritably large group of naturally being organic compounds.

Ans. Nucleic acids are lengthy-chain polymers of nucleotides. Accordingly, they’re also known as polynucleotides. These are mainly of two types, deoxyribonucleic acid (DNA) and ribonucleic acid (RNA).

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