<span>I think the answer is: Viruses are nonliving infectious agents. </span>
A. Phosphorus
Over 44 years, Dr. Schindler and his team tested the effects of phosphorous, nitrogen, and carbon on algae growth. Their research showed that phosphorus, and not carbon or nitrogen, increases algae growth in aquatic ecosystems.
Limiting factors are resources or other factors in the environment that can lower the population growth rate. Limiting factors include a low food supply and lack of space. Limiting factors can lower birth rates, increase death rates, or lead to emigration.
No, stereopsis is the perception of depth produced by the reception in the brain of visual stimuli from both eyes in combination. So it's false