Respuesta :
Answer:
The correct answer is :
1. gene
2. DNA
3. gene
4. Heredity
Explanation:
Gene is the segment of the DNA molecule which is unit of heredity that is known as the set of the instructions that decide that how a living organism should be made up or organised.
DNA is complex molecule that is preset as genetic material in almost every cell in any organism that contains genes responsible for the specific traits that are passed on from one generation to other. The process of this transfer of genetic material and traits is called as heredity.