Phenotype, physical appearance, is determined by the genotype, an organism's genetic makeup.
The gene <span>determines the nature of the cell's work</span>
Answer:
(especially of a leaf or shell) having a round-toothed or scalloped edge
Explanation:
Embryonic stem cells are special in that they can generate all cell types in the body; they are "pluripotent".
One of these embryo stem cells represent a potentially unlimited source of cells.
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I hope this helps. =)