There are many signs, this may help you with your answer https://www.drugabuse.gov/publications/principles-adolescent-substance-use-disorder-treatment-resear...
I think the answer might be Euchromatin. Chromatin exist in two forms. One being Euchromatin which is less condensed and can be transcribed.
C,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, i think its c
Answer:
I would assume 204bpm because you'd double the 50% bpm to make the maximum bpm.
Explanation:
Only use this answer as a last resort, it's been awhile since I worked on heartbeat and pulse topics. I was also not very good at it in the first place.