A K atom differs from a K+ ion in that the K atom has one... 1) more proton
2) more electron
3) less proton
4) less electron

4)less electron

Explanation:

A K+ ion still has the same nuclus but due to a loss of an electron which is negativly charged the K atom becomes a K+ ion.

answer; ///i do believe that the correct answer is (b); ///particle composed of two or more atoms bonded together;

cytokinesis is the splitting of a cell membrane to form 2 identical daughter cells. it's similar to mitosis as both cells have identical copies of dna and cytokinesis is a step in the mitotic cycle.