Answer: Turkey contains the amino acid tryptophan, which forms the basis of brain chemicals that make people tired.
It was not an experiment that he did.
It was just a series of observations over time (from historical knowledge as well) that brought him to this conclusion
Answer:
Environment has direct effect on carrying capacity of an ecosystem.
Explanation:
Carrying capacity refers to the number of organisms that the environment can sustain. Carrying capacity greatly depend on the environmental factors such as habitat, food and water etc. If these factors are available to the organisms in large amount so the population of organisms increases.
In this graph, the population of rabbit remain the same which indicates that the environmental factors are limited to the rabbit so that's why the population of the rabbit remain the same.
Calcium and phosphorus (as phosphate)