Lipids are unique because, they are made from one carbon skeleton unlike the other macro molecules groups which are made from smaller building blocks.
With the exception of steroid hormones, lipids are generally hydrophobic. Also lipids are relative small molecules when compare in size with other macromolecules.
Carl Von Linneaus developed the system for classifying organisms.
The is not a link for me to see lad.
Yes the o horizon layer is where most plant life is like in a forest it where all the roots of grass is
<span>Phytochemicals
Phytochemicals are biologically active however they are non-nutrient because they are not required. But they are active biologically active in that some can be used to protect cells from oxidative damage in the form of antioxidants.</span>