Density-dependent factors include competition, predation, parasitism, and disease. Density-independent factors include natural disasters, temperature, human activity, and biological and physical characteristics of the organism.
Answer:
Other deposits may be from fossilized bone or bird droppings called guano. Weathering and erosion of rocks gradually releases phosphorus as phosphate ions which are soluble in water. Much of the phosphate eventually is washed into the water from erosion and leaching.
Explanation:
The reason why is because humans need fat so that their body can do it's functions like transmitting signals and transporting nutrients, also the cells need fat. So the answer could be A.
Nitrogen fixation is a process by which nitrogen in the Earth's atmosphere is converted into ammonia (NH3) or other molecules available to living organisms. The answer would be C.
What? I don’t know what ur saying no offense