At least two because of 1 hand and 1 foot.
As we age, cell regeneration is slower so it also affects the formation of neurons where signals pass through as messages from the central brain are delivered to the rest of the body. These nerve endings deteriorates so the flow of biological signals become slow.
Hey Friends
The answer to this question would be B
Hope i helped
~Katie
Unsaturated fats are good for you and the polyunsaturated are unhealthy.
examples of unsaturated fats are soybeans, walnuts and fish , and polyunsaturated food examples would be corn oil, safflower oil, soybean oil.