Is a proton positive or negative or electron

a proton is positive

Explanation:

A proton is a positive charge.

An electron is a negative charge.

A Neutron is a neutral charge.

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unicellular organisms, like bacteria, are able to perform all life functions within one single cell. multicellular organisms need many different types of cells to carry out the same life processes. each of these special types of cells has a different structure that it perform a specific function.