Answer:
Each Organism's Traits Are Inherited from a Parent through Transmission of DNA. Drosophila chromosome. Scientists first discovered chromosomes in the nineteenth century, when they were gazing at cells through light microscopes.
Step-by-step explanation:
Heredity, also called inheritance or biological inheritance, is the passing on of traits from parents to their offspring; either through asexual reproduction or sexual reproduction, the offspring cells or organisms acquire the genetic information of their parents.