Someone pls help alguien me ayuda porfaa

All cells have the same genetic information, but do not express the same genes. how is this possible? question 10 options: the differences are due to gene expression, which can be turned on and off. genetic material in a muscle cell is completely different from genetic material in a skin cell. genetic material is the same in all cells in the human body, except for reproductive cells. differences are due to major changes in genetic information from cell to cell.

Can a trait be both polygenic and have multiple alleles? explain why or why not.

Which number represents a basic ph, 4 or 9? numerical answers expected! answer for blank 1: i'll give