Why is water essential for the completion of mosquito life cycle

What are some possible short and long term medical concerns for crew members on longer space exploration trips

Amino acids contain the elements carbon, hydrogen, oxygen, nitrogen, and sometimes sulfur. of the 20 amino acids found in humans, 11 are called "nonessential" because they can be manufactured by the body when needed. which elements in these 11 amino acids are commonly obtained from the metabolism of sugar molecules?

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