Birds and mammals independently evolved four-chamber hearts
50 IS THE ANSWER
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Answer:
A.SUN
B.MOON
C.EARTH
D.PING PONG BALL
E.DROP OF WATER
F.FEATHER
G.HOUSE
H.TREE
Explanation:
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Mushroom......A decomposer is something that can be broken down
A bottleneck is very narrow, which means that only a portion of the contents of the bottle cat get out (at the time).
From this effect, people use the word bottleneck when only a few individuals of a population survive:
the answer is: I<span>nsecticide spraying eliminates all but a few of the beetles on an island.</span>
