The occurrence of human identical twins is evidence that:
A) all human cells are totipotent.
B) no human totipotent cells have been identified.
C) the only totitpotent human cell is the one-cell embryo.
D) cells in a two-cell human embryo are totipotent.
E) cells in a two-cell human embryo are pluripotent.
Correct Answer:
Verified
Q1: Cloning mammals has proven to be:
A) impossible
B)
Q3: Cells become progressively committed to specific patterns
Q5: The only known source of human embryonic
Q7: Figure 17-4 Q9: Embryonic stem cells cannot develop into _![]()
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