Answer:
Chromosomes condense before mitosis to allow them the ability to move smoothly, without becoming entangled and breaking. (So, they are conveniently packaged for cell division, in which the chromosomes must move to both poles of the cell.)
Explanation:Otherwise it would be a mess as they get tightly packed
Answer:
dioscorea alata is specific name of yam
Heterotrophs, tertiary consumers and top carnivores.
The correct answer would be D), over millions of years, Pangaea broke apart and drifted to form the seven continents.