The whale's flipper and tail flukes and fish fins are analogous structure as they have different structural formation but they perform the same function.
Flipper and tails are locomotory organs in the whale and helps the whale in propelling similarly fins in the fish assist the fish in swimming. Both the strcutures have evolved differently and are made of different materials.
It is 352 and if u do this and that and this and that and this and that well its 352 cuz of that and of that because of that of that or no
Chromatin is a simpler for of a chromosome. For example, in mitosis (somatic cells dividing) chromatin is in the nucleus, however when it condenses, it forms chromosomes.
Answer:
<h3><em>Mitosis</em><em> </em>must happen in the original cell so that each of the daughter cells has a complete set of chromosomes. </h3>
Bonus - Mitosis is used to produce daughter cells which are identical to the parent cells.
Hope it helps!