NEET BIOLOGY

Detailed explanation-1: -A gene is the basic physical and functional unit of heredity. Genes are made up of DNA. Some genes act as instructions to make molecules called proteins.

Detailed explanation-2: -Listen to pronunciation. (jeen) The basic unit of heredity passed from parent to child. Genes are made up of sequences of DNA and are arranged, one after another, at specific locations on chromosomes in the nucleus of cells.

Detailed explanation-3: -the units of inheritance in living organisms are the genes which are the hereditary characters present in an individual. it is present in the chromosomes in the nucleus of a cell.

Detailed explanation-4: -Chromosomes are structures within cells that contain a person’s genes. Genes are contained in chromosomes, which are in the cell nucleus. A chromosome contains hundreds to thousands of genes. Every normal human cell contains 23 pairs of chromosomes, for a total of 46 chromosomes.

Detailed explanation-5: -Chromosomes bear hereditary units known as Genes.