<span>Membrane structure and function: The plasma membrane, also known as the cell surface membrane or plasma-lemma, is the boundary of the cell. It regulates the movement of materials into and out of the cell and facilitates electrical signaling.</span>
Cocaine appears to produce its effects largely by increasing the supply of the neurotransmitter dopamine at key neurons throughout the brain. The missing word is dopamine. I hope this is the answer that you were looking for.
Answer:
perhaps two
Explanation:
In fission, there is also a term called binary fission where it produces two daughter bacteria/cells
The cells of multicellular organisms become specialized for particular tasks and communicate with one another to maintain homeostasis. Specialized cells in multicellular organisms are organized into groups.
