Instructions:Select the correct answer. Which of the following statements is true about the structure of the cell membrane? A) The two layers of the plasma membrane are identical. B)The plasma membrane is a rigid structure. C)The proteins on the two layers are not identical. c) Proteins are found only on one surface of the membrane.
Lotions applied during winter season moisturize the skin very quickly. What could be the reason for this? The oils in the lotion enter the skin cells by means of phagocytosis. The oils in the lotion enter the skin cells with the help of carrier proteins. The oils in the lotion enter the skin cells by means of facilitated diffusion. The oils in the lotion enter the skin cells by means of simple diffusion.
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