Answer:
The cell membrane
Step-by-step explanation:
The function of the cell membrane is to regulate what forgien substances come in and out of the cell.
Answer:
Simply create a scatter plot then write in a line of best fit.
I'm not 100% sure
Answer:
Yes
Step-by-step explanation:
The answer is 18
-7^2+4(-7)-3
49+(-28)-3
21-3
18