3 because they have 6 legs and in a pair there are two so 3 pairs
The most prominent roles of mitochondria<span> are to produce the energy currency of the cell, ATP (i.e., phosphorylation of ADP), through respiration, and to regulate cellular metabolism. The central set of reactions involved in ATP production are collectively known as the citric acid cycle, or the Krebs cycle</span>
If you are unable to see the road ahead while driving through heavy rain or fog, and your wipers do not help, you should p<span>ull off the road completely until visibility improves.
This is the wisest thing to do in such conditions, if you want to avoid having a car accident. If you cannot see ahead of your car when it is raining or foggy, you should avoid driving, because you may injure yourself or somebody else.
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Sternal angle marks the joint between the sternum and the 2nd rib.
Option E.
<h3><u>Explanation:</u></h3>
Sternum is the breast bone which is a dorsi ventrally flattened bone present in thorax of human. It gives the support for the ribs where the ribs join. A sternum has three parts - Manubrium sterni, body of sternum and the xyphoid process.
The sternum has attachments of a total of 10 ribs and clavicle. The clavicle and the first rib joins in the Manubrium sterni, and the 3rd to 10th rib joins in the body of sternum. The 2nd rib joins in a facet which is partly in Manubrium sterni and partly in body of sternum. This place id also called the sternal angle. So the sternal angle marks the joint of 2nd rib to sternum.
Through nutrients absorbed through the soil and their roots.