Biology Notes FA FSc Chapter No 2 Biological Molecules

 Biology Notes FA FSc Chapter No 2 Biological Molecules

Biological Molecules FA and FSc Note Chapter Number 2 Long question and answer, Exercise, Examples, MCQs, entry test MCQs, Previous entry test MCQs of biology chapter no -2 biology molecules. Unique Professor Notes for Class 1st Years. Chapter No 2 class Fa & fsc Notes pdf format download. biology notes for class 11 chapter 2 pdf
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Biology Notes FA FSc Chapter No 2 Biological Molecules
Biology Notes FA FSc Chapter No 2 Biological Molecules

Question: 1 Define Biochemistry, write the types of Molecules.

Biochemistry:

Definition: “it is the branch of biology which deaths with the structure, composition, function and chemical processes of molecules and compounds that are present in the bodies of a living organism.”

The most common element by number in the body is hydrogen, next is oxygen.

Molecules:

Definition: “When two or more atoms of the same elements or different elements are rounded together, they form a structure called molecules.

Types:

The molecules occurring in the bodies of living organisms are of two types.

Organic Molecules:

Definition:

1)      Those molecules which contain carbon as a basic element, bounded with hydrogen atoms are known as organic molecules.”

Examples: The organic molecules present in living organisms are carbohydrates, protein, lipids, nucleic acids, enzymes hormones etc.

2) Inorganic molecules:

Definition:

Those molecules which do not contain carbon as basic elements or hydrogen is not directly bonded with carbon are known as inorganic molecules.”

Exhales: The Inorganic molecules present in the body of living organisms is water minerals (ions).

biology notes for class 11 chapter 2 pdf