The functions of the NUCLEUS in the cell resembles the functions of the brain in higher animals. This is because, it is the nucleus that direct all the cell activities and it also contains the genetic material in form of DNA.
Answer:
the procedure aims to replace the stem cells in the bone marrow the source of new red blood cells with healthy stem cells from a matching donor
To show he presence of a trait you would need to follow it through multiple generations in a pedigree.
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