Answer:
sexual reproduction between two individuals from different continents
Giraffes are quickly losing their living spaces.
four main threats are habitat loss, civil unrest, illegal hunting, and ecological changes
this is what i got from google
Around 1 billion nerves reside in your body! The nerve cells unlike many other types of cells does not perform mitosis resulting in paralyzation. :)
Antigens are substances capable of mobilizing the<u> </u><u>IMMUNE SYSTEM</u>
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<u>Your answer would be: </u> IMMUNE SYSTEM
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<u>Hope that helps! </u> : )