A) platelets aggregate at the wound site, and the fibrin mesh forms
Although the blood vessels do constrict, that's during homeostasis
Answer:
It is usually associated with physical growth delays, mild to moderate intellectual disability, and characteristic facial features. The average IQ of a young adult with Down syndrome is 50, equivalent to the mental ability of an eight- or nine-year-old child, but this can vary widely.
Symptoms: Delayed physical growth, characteristic facial features, mild to moderate i...
Other names: Down's syndrome, Down's, trisomy 21
Causes: Third copy of chromosome 21
Risk factors: Older age of mother, prior affected child
Explanation:
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The sporophyte produces
cones, an evergreen tree
For Plato users...
A. It is a special kind of elliptical orbit.
