Answer:
generally considered to have originated in the late nineteenth century as a reaction to the abuses of big business and the problems that plagued the lower socio-economic classes of that era.
Explanation:
1) making haploid cell for sexual reproduction
2)it's long story u can read miosis in text books im sure u will undrestand it if u want I can suggest u some books
3)befor meiosis in interphase
in bacterial cells dividing cell into two control the number of chromosomes in cell in if binary fission takes long time the chromosome of bacteria will replicate again and cell will contain 3 chromosomes from main chromosome but in eukaryotic cell there is inhibition after dna replication that avoid cell to do that
4)2 times
5)I couldn't understand your question
The most common organisms with exoskeletons are arthropods which include insects (bees, ants), arachnids (spiders) and crustaceans (lobsters and crabs).
I think it's the nucleus. Isn't the nucleus the brain of the cell?
