Cells are located everywhere in the body but tissues are only located in an organ that works together to make an organ and even tissues mean that cells that work together but tissues are not everywhere in the body like cells are.
B.the windward side of a mountain range tends to to wetter than the forward side
This is true humans systems function independently
Answer:
The addition of an extra chromosome usually occurs spontaneously during conception. The cause of this is unknown and prevention is not possible. The most important risk factor for trisomy conditions is maternal age. Women in their late 30s and 40s have a higher chance of trisomy conditions occurring.