During Digestion the "food" becomes something called Chyme. Its a semi-solid substance and then the leftovers that aren't used turn into feces. <span />
I think observation and measurable.
Answer:
Mohs hardness scale is a scale comparing hardness of rocks. There are 10 marker rocks 1-10. They are used to find the relative hardness of the other rocks.
Explanation:
D is the answer to the question
Reabsorption occurs during the movement of substances from the proximal convoluted tubule to the distal convoluted tubule..... in the kidney