This is possible by having different stem cells for different types of cells which then have different genes activated to make cells different
Answer:
there it is fella
i guess the hand writing is not that bad
The AB blood type has both A and B alleles.This illustrates principle of co-dominance
Answer:
The cell membrane separates the external and internal environment of the cell. The cell membrane is composed of bilayer lipids, proteins and small amount of carbohydrates.
The lipid part is soluble in hydrophobic environment or with the hydrophobic part of other phospholipids because like molecules dissolve in like molecules. The hydrophobic part is non polar and hydrophilic parts is able to dissolve in polar area due to the interaction of same molecules with each other.
