What's the waste product of electrons and pyruvate combining in fermentation?  

Many organs are involved in the processes of keeping the blood and the body clean. when poisonous or harmful substances are in the blood, they are absorbed by the and released in a less harmful form. when wastes are present in the blood, they are filtered out and removed from the body by the

What is one function of the embedded proteins

There are fewer than 100 naturally occurring elements in the universe, but there are millions of different unified substances. explain how this can be true.