No net primary production occurs BELOW THE OCEAN DEPTH WHERE LIGHT IS 1% OF SURFACE LIGHT.
Net primary production = <span>gross photosynthetic carbon fixation - the carbon respired to support maintenance requirements of the whole plant.
In short, net primary production is the "available" carbon left for to aid in plant growth and consumption of other heterotrophic organisms.</span>
The amount of hyaline cartilage in the embryonic skeleton is much higher than in a child. This is because the embryonic skeleton will still go calcification as the embryo ages to fetus and eventually to being a child to adulthood.
Answer:
C. dark organic matter that forms when plants and animals decay
Its called the duodenum.
hope this helps you
True, This is because they they reproduced itself by spores called Sori so therefore they do grow underground stem