Nitrogen fixation is the process where atmospheric nitrogen is converted by bacteria into biologically usable forms.
plant can not take nitrogen directly from the leaves.
The overall biodiversity in the Gulf of Mexico has gone down since the Deepwater Horizon spill. I hope this helps.
There is only two possible offspring.
Bb and bb
Homo is the same
Hetero is different
b b
B <u> Bb </u> <u> Bb</u>
b <u> bb </u> <u> bb </u>