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These two substances can enter a cell through the phospholipids. Oxygen and carbohydrates Carbon dioxide and sugar Oxygen and sugar Oxygen and Carbon Dioxide

User Jstn
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Answer:

Oxygen and Carbon Dioxide

Step-by-step explanation:

Oxygen and carbon dioxide can enter cells through the phospholipid bilayer through simple diffusion with the concentration gradient.

This is because these substances are small and uncharged.

Other molecules like sugars and carbohydrates are too big to enter through the phospholipids.

User TurtleToes
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