Which of the following is responsible for the increased heartbeat of a boy who saw a python? increased production of by Sunday | May 18 | Biology WAEC | 0 comments A. adrenalin B. insulin C. pituitrin D. thyroxin Correct Answer: Option A A. adrenalin Users Also Read These:The Prophet (SAW) died in which year?Which of the following is not a quality of the…The bones of the legs of a six years old boy are…The employer, not the sales boy and his partner…As a bicycle Tyre was being pumped up, it was…