Answer:
the answer I think is mitosis, that should be it.
Most multicellular organisms reproduce through crossbreeding or physical reproduction , Option B is correct.
To understand about Multicellular Organisms we need to understand single celled organisms first .
In a single celled organism all the vital functions are performed by a single cell , like transportation of food , reproduction , dumping of waste while,
In a multi celled Organism , different cells are in charge for different operations , like a nerve sell receive and send signals , blood cell to carry oxygen.
These largely consists mainly of plants , animals and fungi.
Most multicellular organisms reproduce through crossbreeding or physical reproduction.
Through crossbreeding or physical reproduction the genetic material of both the parents come in the offspring and that leads to diversity as DNA in the offspring is different from the DNA in the parents.
To know more about Multicellular Organism
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