You're right. The Upper Mantle is directly under the Crust. Hope this helped! =^-^=
Notchochord, morphology, chordates
What process occurs to in the first stage of celluar respiration?
The first stage is called glycolysis. Glycolysis is a process that uses sugar to create ATP molecules
The correct answer is B !! Both are interdependent thus forming a mutualistic association !!
As both can not live without each other thus making obligate !!
so They share obligate mutual association !! Go with B !!