Answer:
1 It gives the cell its structure
2 It regulates the materials that enter and leaves the cell
Answer:
Carbon tetrachloride would be 2.2 fold heavier than water
Explanation:
Carbon tetrachloride (2.20g/mL) is denser than water (1.00g/mL)
Maybe you can apply the Ohms law to this question:
Ohms law is voltage=current (I) x resistance (R)
I'm afraid that is the only concept i know abt electricity. i hope u find a solution;)