A common misconception is that ruthless dictatorships characterize . As part of Fidel Castro's revolutionary reforms, he Cuba's economy. Compared to Fidel Castro's presidency, today's Cuban government has

answer; both surfaces of the membrane are nonpermeable

yes

no

blue is scattered more than other colors because it travels as shorter, smaller waves. this is why we see a blue sky most of the time.

gag reflex, poor dentition, gum retraction

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