Wednesday, February 29, 2012

What is the major difference between most adult human cells and an undifferentiated stem cell in an embryo?

a. The adult cell reproduces by mitosis; the stem cell reproduces by meiosis.

b. Adult cells are derived from the outer cell mass of the blastocyst; stem cells are derived from the inner cell mass of the blastocyst.

c. Adult cells are not affected by toxins; stem cells are affected by toxins.

d. Adult cells are differentiated; the stem cell is not and therefore, can give rise to more than one cell type.What is the major difference between most adult human cells and an undifferentiated stem cell in an embryo?
d. Adult cells are differentiated; the stem cell is not and therefore, can give rise to more than one cell type.What is the major difference between most adult human cells and an undifferentiated stem cell in an embryo?
Answer is D



Adult cells are differentiated; the stem cell is not and therefore, can give rise to more than one cell type.What is the major difference between most adult human cells and an undifferentiated stem cell in an embryo?
d is the major difference

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