Based on the descriptions provided, the best identification of the form of cellular transport would depend on the specific details in the image you mentioned. However, I can help clarify the certain options:
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A Facilitated diffusion: This occurs when a channel protein helps move substances across a membrane along their concentration gradient without the use of energy.
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B Active transport: This requires energy (often from ATP) to move molecules against their concentration gradient.
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C Osmosis: This is specifically the movement of water across a semipermeable membrane, also without the use of energy and usually following the concentration gradient of water or solutes.
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D Endocytosis: This process involves the cell membrane engulfing substances to bring them into the cell, forming a vesicle, and it typically requires energy.
To choose the correct answer, you would need to identify if the molecules are moving with or against the concentration gradient, whether water is being transported, or if a vesicle is being formed.
If you're seeing channel proteins facilitating the movement of molecules down their concentration gradient, option A would be correct. If energy is used to move them against the gradient, choose B. If it's specifically about water, then C is the answer. If molecules are being engulfed into the cell forming a vesicle, then D is correct.
Please feel free to ask for further clarification based on specific details from the image!