Photosynthesising primary producers require sunlight. Therefore, in the ocean, phytoplankton would be concentrated within the surface layers of the ocean where the sunlight penetrates. Phytoplankton support a wide range of marine life: zooplankton feed on phytoplankton, which in turn support fish and so on.
Answer:
The shape of the active site may not be complimentary to the substrate anymore, so the substrate may bot be able bind to the active site
Answer: <u>External respiration</u>
It is a process where oxygen from the lungs diffuse into the blood and carbon dioxide collected from the cells, goes into the alveolar space of the lungs. It is also called as <u>breathing</u>, where air from outside is inhaled through the nose and goes to the lungs. From there it goes through the blood to every cell of the body.
