REM sleep's function are that it helps in forming new memories, stimulates the central nervous system, and restores brain chemistry to a normal balance
1. The stem of the plant should be cut at least three to four inches above the surface level.
2. All the connections with the glass capillary should be made air-tight using paraffin.
3. The initial and final readings of the mercury level should be carefully observed.
4. The experiment should be preferably performed in the morning.
Waste water cuz it would dirty and hazardous to drink I believe
False I can be prevented and treated