Answer:
<em>Hope this helps</em>
Explanation:
<em>Streak is the color of a minerals powder when it is crushed. Some minerals have a different color powder than their actual color. Every mineral has an inherent streak no matter what color it is. ... Most mineral references don't make a distinction between a white or colorless streak, since the difference is minimal.</em>
I believe it's the amount of mitochondria
Are you referring to vocal cords?