An earthquake<span> is the sometimes violent shaking of the ground caused by movements of Earth's tectonic plates.</span>
Probably 3 %. a mother could give birth to a child with Trisomy 21 at any age because Trisomy 21 is a mutation and mutations happen all the time. Not all mutations are as Down Syndrome. A child born to two homozygous brown eyed parents could be born with blue eyes even if no one in the family had blue eyes. The child would develop blue eyes due to mutation.
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Cell differentitation is important because our body's need different type of cells to grow and also function
Because they have flowers which attract pollinators
