In order to prepare for division the cell has to Replicate DNA
If you have a second fixture around, you can use the same test of putting a tube in a working socket and see if it lights. It is not uncommon in fluorescent fixtures to have the ballast burn out. You may detect a burnt smell or see the bulbs flickering.
Answer:
Water would not be able to form hydrogen bonds.
Explanation:
They do, but very slowly. Mostly when growing or wind is hitting it.
The scheme of modern taxonomy goes:
Life > Domain > Kingdom > Phylum > Class > Order > Family > Genus > Species
So, a PHYLUM is made of several classes.
