Answer: B. They allow for specific substance to travel throughout the cell.
Explanation: I know this because carrier proteins and channel proteins are some types of embedded proteins.
To create a positive environment can help implement the principle of non-maleficence as well as guaranteeing that bullying or diminishing does not take place. When important decisions are to be made they should be shared with everyone trying to make the information accessible to everyone equally.
B. Cell membrane
Remember cell membrane is the structure aka “wall of the house” is the clear boundary between the cells internal and external environments:))
Hope this helps
Answer:
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