Blood groups are inherited from our biological parents in the same way as eye colour and other genetic traits
Кръвните групи се наследяват от нашите биологични родители по същия начин като цвета на очите и други генетични черти
Answer:
pruney fingers are caused by shrinking blood vessels. When you soak in water, your nervous system sends a message to your blood vessels to shrink. Your body responds by sending blood away from the area, and the loss of blood volume makes your vessels thinner.
More water means more pee (theoretically). Pee is actually just garbage materials from the body (toxins). These color the urine. The more you drink, the more you have to pee and just pee clean because all toxins are out, or you have more water to take out the toxins, having less of it per let's say 0.5 l
This could be the different times you did the experiment