Question

Carbon is a vital part of the phospholipids that make up cell membranes and the carbohydrates that make up cell walls. Which of the following allows carbon to bond with up to four other atoms at a time and form the macromolecules that are essential to life? A. the six protons in its nucleus B. the six neutrons in its nucleus C. the two electrons in its inner shell D. the four electrons in its outer shell

Answer 1

your answer is D the four electrons in its outer shell
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