Answer:
Trisomy at the 21 chromosome
Explanation:
due to aneuploidy which is a form of genome mutation.
Even in aneuploidy, it is polysomy which is the presence of extra chromosomes.
Diffusion<span> is a spontaneous movement of particles from an area of high concentration to an area of low concentration. ... </span>Osmosis<span> is the spontaneous net movement of water across a semipermeable membrane from a region of low solute concentration to a more concentrated solution, up a concentration gradient.
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Modern mammals such as the horse, bats, rabbits, beavers, whales, and rhinoceroses started to evolve during the Eocene Epoch.
Jellyfish are like corals, gorgonians and anemones they belong
in the group called cnidarians also jellyfish is a kind of invertebrates. This
animal group has stinging cells which they use both to capture their prey and
also as a form of defense.the type of movement that the jellyfish has is called passive locomotion another example aside from jellyfish which is sailing are <span>kiting (spiders) and rolling (some beetles and spiders).</span>