Limiting factors, or things in the environment that can lower the population growth rate, include low food supply and lack of space. When organisms face limiting factors, they show logistic type of growth (S-curve).
Well, that is true. That technique has been used to identify the radioactive decays in minerals to date back to when they were formed.
Answer:
Don't have sex. 5 points isnt a lot so I am not spending alot of time on it.