Yes. All organisms that are produced by sexual reproduction start out as a single cell called a zygote. The zygote is the cell that results from the fertilization of the egg by the sperm.
As a single cell.
All life begins as a single cell.
When an egg was fertilized by a sperm cell.
A single cell has everything necessary to carry out life's activities.
With a sperm cell and a egg cell.
gotta have single cell life before you can have multi cell life.
from a single cell microorganisim.
from a single cell microorganisim.
Life begins when the egg cell and sperm cell unite to form the zygote.
depends on what kind of single cell you are talking about. if it a single cell in bacteria, then yes, it does, but a single cell in the human body, I'm not so sure of that
Prokaryotes
The life span of a Multicellular organism is not limited to the life of a single cell.