Answer:
Two nonmetals form a covalent bond
Explanation:
Because its a chemical bond that involves the sharing of electron pairs between atoms.
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Answer:
cells that should not invade other tissues do invade other tissues
Explanation:
C because you are like a mix between your mom and your dad. This is just an example. I knew the answer, I just added that to get 20 words
Answer:
The atmosphere can be divided into layers based on its temperature, as shown in the figure below. These layers are the troposphere, the stratosphere, the mesosphere and the thermosphere. A further region, beginning about 500 km above the Earth's surface, is called the exosphere.
The red line on the figure below shows how temperature varies with height (the temperature scale is given along the bottom of the diagram). The scale on the right shows the pressure. For example, at a height of 50 km, the pressure is only about one thousandth of the pressure at the ground.
