They have sharp teeth up to 3 inches long and they are big
Oxygen is the answer for this question.
I think it is called the METAMORPHIC ROCK.
It formed not only when the pressure changes but also with the heat.
Good luck :)
Answer:
Decomposition dead organisms by fungi and bacteria remove sulfur groups from amino acids, producing hydrogen sulfide, returning inorganic sulfur to the environment.
Explanation:
In amino acids, the carboxyl group acts as an acid.
Answer: Option B
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Explanation:
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The molecular formula of the carboxyl group is -COOH. It is composed of one carbon atom bonded with oxygen atom and hydroxyl group.
During ionization process, it leads to the formation of two ions namely a positive ion called 
, whereas a negative ion called 
. Due to the formation of ions, which is nothing but a proton, the carboxyl group present in the amino acid act as an acid.
