The passive absorption of minerals requires Ion channels which are proteinaceous in nature. The ion channels are
A
Transmembrane proteins
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B
Extrinsic proteins
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C
Intrinsic proteins
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D
Both a & c are correct
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Solution
The correct option is A
Transmembrane proteins
The passive absorption of minerals requires Ion channels which are proteinaceous in nature. The ion channels are transmembrane proteins which are a type of integral membrane proteins that spans the entirety of the biological membrane to which it is permanently attached.