Answer:
A polar molecule is a molecule that has a positive and negative charge at either end.
"REPRODUCTIVE ISOLATION" needs to occur for speciation to happen.....
Answer:
Pine trees are conifers!
Explanation:
Your question was a bit confusing but I'm assuming you are asking which group does pine trees belong to. Hope this helps!
Answer:
The answer is A
Explanation:
You can tell that rocks are older or younger depending on if other layers overlap. B is the oldest because all the others cover it, C is the second youngest because D and A overlap it. From what I could tell, when I took the test, it was either A or D, neither overlap each other so I was not sure so I guessed A and got it right. Though it could be looked at that A is smaller than D since its still growing and building.
