The basic building block of DNA and RNA are Nucleotides.
Answer:
Neural stem cells are normally found within the brain and spinal cord. NSCs are specialized stem cells that can differentiate into the cell types of the central nervous system, including neurons and glial cells
Explanation:
I believe that 5 is the best choice out of the answers given. Hope this helps and please enjoy Brainly! -ZeusROX
I think the answer would beeeeeeeeee!!!!!!! May be autotrophs is the answer hope I helped