I think that those are the results of the cross
YYRR : YyRr : yyrr
1 : 2 : 1
25% 50% 25%
Thanks to recycling, we barely mine lead any more. An estimated 85 percent of lead in use today goes into batteries, mostly for automobiles. And when the batteries run down, 99 percent of this lead is recycled to make new batteries.
The root tip allows the plant to grow deeper into the soil