Question

Which of these would form first during the development of a complex multicellular organism, such as an animal

Answer 1

please complete the question

Answer 2

For the development of a complex multicellular organism, cells are the fundamental blocks and will certainly form first before any thing other develops.

Cells are the basic building block and make up tissues that further make up an organ and finally, an organ system.

Cells simply divide to make the other parts.