Question

which metal is present in myoglobin​

Answer 1

In both myoglobin and oxymyoglobin the heme iron is in the Fe2+ form. In the presence of oxygen, myoglobin is eventually oxidized to brown metmyoglobin, in which the heme iron is in the Fe3+ form. Both the oxygenation and oxidation processes are reversible.

Answer 2

$\huge\tt\pink{⚲\:Hello\:Mate}$

$\red{♥Iron}$

$\sf Myoglobin\: contains\: a\: porphyrin \:ring \:with \:an$$\sf iron\: at\: its \:center.$