Question

What evidence best supports the conclusion that all cells have the same DNA?

A.
Fertilization produces one cell, and that cell divides by mitosis.
B.
Different types of cells produces different proteins.
C.
Organisms have different specialized cells.
D.
a cell’s genetic makeup

Answer 1

most likely choice A, the single cell splits up many many times. Then the cells slowly change into other cells to form a person. Each time there's a split, the DNA is copied completely so each new daughter cell gets a full set of DNA