Answer:
Um????????????????? I'm lost
Explanation: so very sorry
Hey the answer to this question is Covalent bond.
All planets have these same layers (From deepest to shallowest, inner core then the outer core, then the mantle, and lastly the crust. A good example is the Earth) that is shown in the diagram, even the sun has all the layers I just listed.
But, some planets I can think of are Mars, Venus, Moon, and the Earth of course.
Layer C. sounds like it could also represent Layer D, since they are so close.
P. S. I did my best to try to answer this.
Answer:
i think ability to reproduce
Allopatric Speciation (alios— other, patria— native land): In this type of species formation, a part of the population becomes geographically isolated from the main population. ...
• Sympatric Speciation (sym— together, patria— native land): ...
• Parapatric Speciation: ...
• Quantum Speciation: