I would have to say d.Please let me know if i am right.
Diffusion, facilitated diffusion, osmosis
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<span>due to their structure and function they are differ from each other</span>
Answer:
<h3>Mechanical weathering, also called physical weathering, breaks rock into smaller pieces. These smaller pieces are just like the bigger rock, just smaller. That means the rock has changed physically without changing its composition.</h3>
Explanation:
<h2>GIVE BRAINLIST </h2>
embryonic stem cells could serve as a model to evaluate the physiological effects of environmental pollutants efficiently and cost-effectively.