When sea otters disappeared from the
Pacific coast of North America,

it's the cell cycle, but cytokines is when the cell divides.

theres 3 stages interphase,mitosis,and cytokines.

interphase prepares the cell for division.

mitosis is the process of dividing the cell,it has 4 parts interphase,anaphase,metaphase,and telophase.

lastly there's cytokines,that's when the cell divides into 2 daughter cells

there's the proffessional site that will you.

since there are no options posted i'll give you a few examples.

a dolphin's flipper, bird's wing, cat's leg.