Question

why are genes called hereditary units

Answer 1

Heya,

Genes are called as the hereditary u it's because they carry genetic information form parents to children/off springs.

HOPE IT HELPS:-))

Answer 2

Hereditary units:

• Genes are present in the chromosomes of DNA.
• The genes carry characters from parent to offspring which are responsible for the transformation of hereditary character.  
• The changes in the genes can leads to abnormality of the offspring.  
• The genes contain the expression or information from the prior generation.  
• The hereditary laws by Mendel is observed by the changes occur in the chromosomes during mitosis reaction. The chromosome are where the genes are located.
• Thus, genes are called hereditary units.