If a particular toxin prevented chromosomes from aligning at the equator, which phase of the cell cycle would be most affected?

thymine. in rna, thymine is replace by uracil

i would say the prokaryotic cells the prokaryotic cells are less complex, are usually found only in unicellular organisms and have more limited capabilities than eukaryotic cells.

the darker peppered moth species were favored due to the fact that the industrial revolution had made all the nearby trees a darker color instead of white.