Answer: In Stage 4 of the Demographic Transition Model birth rates and death rates are both low, stabilizing total population growth. The decline in both birth and death rates of most Stage 4 countries have been attributed to strong economies, highly educated citizens, ample healthcare systems, the migration of people from rural communities to cities (Bulgaria)
Explanation: i dont know if it's correct to them
The answer is Golgi Apparatus. It is super busy like an ER and it packages patients like it packages proteins. The rap is also on
Answer;
Symbiosis
Symbiosis is the term that includes Commensalism , mutualism and parasitism.
Explanation;
Parasitism is a symbiotic relationship does one organism benefit while the other organism is harmed.
Commensalism is a symbiotic relationship between two species in which one benefits, and other is neither harmed nor helped.
Mutualism on the other hand is where both organisms involved from each other. Example is the relationship between an Oxpecker and the rhinoceros or Zebra.