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passive refilling of the heart occurs During ventricular systole, the blood pressure
HIV is the only disease listed here to be sexually transmitted.
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A Non-metal and a Metal react together to form an ionic bond
metals lose electrons to match the numbers of their nearest noble gas
I believe it is the sun, have a good day!
Answer:Gg and Gg
Explanation:G - Grey
g - Black flies
G is dominant over g . GG × gg