Diffusion is a process that occurs when a substance such as water, molecules, and ions, which are usually needed for various cellular processes, enter and leave cells. The way that cell diffusion happens is by molecules moving from an area of high concentration to an area of low concentration. This usually occurs until both molecules have the same amount of the substance and it is distributed evenly.
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The herds have been declining in recent decades due to a complicated mix of factors including hunting, disease, diminished food availability, and climate change, the report explains.
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6. antibodies and DNA for the question no.6
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I think A or B could be a possibility to your answer
Cannot prevent pregnancy... hope it helps..... and if ti does … pls mark it as brainliest
