Choloesterol is present in the membrane. It's role in the membrane is permeability reduction. Cholesteron is also used in corticosteroids synthesis(hormone secreted by the renal glands)
Answer: [B]: " a muscular foot ".
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"Every mollusk has a head, body, and <u> muscular foot </u> . "
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The student is trying to see which substance (disinfectant 1, 2, 3, or the distilled water) can disinfect the most.
After mitosis comes cytokinesis, the division of the cytoplasm. This is another process in which animal and plant cells differ... In a plant cell, the cytoplasm is divided by the formation of a new cell wall, called the cell plate, between the two daughter cells.
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