Answer: H2O
Explanation: Inorganic Compounds usually lack Carbon. The “C” in the other answers stand for Carbon.
The answer is: [A]: "A process that cleans pollution from a local pond" .
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Answer:
There are three amino acids that have basic side chains at neutral pH. These are arginine (Arg), lysine (Lys), and histidine (His). Their side chains contain nitrogen and resemble ammonia, which is a base. Their pKa's are high enough that they tend to bind protons, gaining a positive charge in the process.
Explanation:
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