Which molecule shown above would have a positive charge in a cell?

Answer : Option D

Explanation : Assuming the question as per the attachment; the answer is option D; which has a positive charge in a cell.

The molecule of methylamine which has N as the central molecule which is the substituted group of when dipped in the cell becomes polar in nature and produces positive and negative ions in the cell. The will have C as the central atom and it will produce polar ends between C and N elements which will generate positive charge in the cell.

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