All you would have to do is sum them up cause their going the same direction.
The troposphere is shallowest or narrowest at the poles, and deepest or thickest at the equator. At the geographic North and South Poles, the troposphere reaches only 4 miles high, while at the equator, it extends nearly 12 miles high.
Cellular reproduction in a plant is asexual, the cell makes a copy of itself. I think the process is called Mitosis.
It is true that cells spend most of their time dividing. In fact, they spend 78% of their "life" in interphase.
Hey there!
The egg cell of a plant is located in the <em>Ovary</em>.
Hope this helps!