Answer:
reproduction
Step-by-step explanation:
Reproduction is the fundamental biological process in which new organism/lifeform is reproduced from the parents. It is the basic process through which sustainability of life on earth is carried on. There are two type of reproduction sexual and asexual
In asexual reproduction single individual organism can create new life form. Both identically and genetically similar offspring is produced in this type of reproduction.
In sexual reproduction partner is needed to give birth to new organism. In this genetic trait are derived from from both the partners/parents.