nervous system.
An animal embryo that has been created with animal egg and sperm. At an early stage of development, human cells are added to the embryo. The embryo will go on to develop and contain functioning human cells.
The embryo that does not have an amnion is the human embryo. It is a membrane that covers the embryo when first formed. Mammals, reptiles and birds have this feature.
It's pretty cool
As far as is known no human cloning has taken place to date.
In human development, the first cell divisions occur in the salpinx of the woman, before the embryo is implanted in the uterus
In the womb
The same way that a human embryo or any other mammalian embryo does.
An animal embryo that has been created with animal egg and sperm. At an early stage of development, human cells are added to the embryo. The embryo will go on to develop and contain functioning human cells.
The embryo that does not have an amnion is the human embryo. It is a membrane that covers the embryo when first formed. Mammals, reptiles and birds have this feature.
It's pretty cool
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Cells up to 8 cell stage in human embryo can develop in any kind of cell in body. Inner cell mass in blastocyst can develop into any kind of cell in human body.
Fetus is name given to human embryo after it is recognizable as human embryo .
The human brain is first developed when you're just an embryo. It's the first organ to be developed when you're in the stomach. By the time you're born you have at least one billion brain cells. (I hope this is better)
For the first 8 weeks the developing human is called an embryo after that it is called a fetus.
As far as is known no human cloning has taken place to date.