The ends of a chromosome are called telomeres. They prevent chromosomes from joining together when they are not supposed to.
Question 1. i would say psychology took so long to be recognized because people only thought the problem was in their physical body not their minds and they thought if you just fixed your physical body then your would be fine
Answer:
Yes, this a scientific question.
Explanation:
Reason being that the question does collaborates with the scientific field of study. Producing the bags usually coming from recycling plants cause energy consumption and pollution to occur.
Hope it helps.