Biomechanical mechanisms, habitat for plants and animals, participates in cycling of all materials used by living things.
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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Because for female sex link desease would require X°X° but for male X°Y so during crossing X linked dear are more common in male.
By mating with desired traits is your answer
