Stem cells are undifferentiated cells that could develop to perform a variety of tasks. One type of stem cell is the embrionic stem cell. There are also adult stem cells. To use embrionic stem cell you need to have fertilized embrios. These can be donated to research. The use of the embrionic stem cells is controversial for this reason.
Answer:
A.) or C.)
Explanation:
Idk what is it i think it is C.) i hope am right
Answer: almost imposiable
Explanation: If you do happen to get picked up a tornado the longest time you will stay in it is approximately 5 minutes before it throws you out of it. If you did so happen to be swept in a tornado near a island it is possiable, but tornados over water die very very fast so this is very unlikley.
Hope this helps
<span>This condition is known as Myelomeningocele. This can affect humans of all ages, but is more commonly found in babies who've had birth defects where the spine doesn't develop fully. This can be treated shortly after birth with a surgery.</span>
