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Electron has a negative (-)
charge. hope this help! </span>
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Answer:
the lowest the layer, the older the rock
Explanation:
If the rock is at the top, it is the youngest and if it is at the bottom, it is the oldest. This is what i remember from 6th grade, hope this kind of helps.
It is determined by the number of Double carbon bonds
Environmental engineering is the branch of engineering that is concerned with protecting people from the effects of adverse environmental effects, such as pollution, as well as improving environmental quality
Answer:
The correct answer would be - they can mate or reproduce and produce fertile offspring.
Explanation:
In the biological world, there can be certain species the might have different looking organism due to environmental condition such as weather, geographical change, and many more.
In such a case, The biological species concept help in determining if these organisms belong to the same species or not. According to this concept, different species are separated by pre and post-zygotic barriers and due to this they can not mate, or even if they mate there would be no fertile offspring.