Glucose, which is their natural sugars that they feed themselves with to grow and reproduce properly. also, oxygen is a by-product of the equation.
Dyslexia is a learning disorder mainly in reading. In most cases dyslexia jumbles up letters like b and d and m and w but there are many diffrent types of dyslexia and you can over come dyslexia in many ways like studying harder or getting a tutor.
E. Winter I hope this helps
Carbon dioxide, because the gas will no longer have the oxygen we need to breath until we get it recirculated into the air
The biosphere
(I am pretty positive thats the answer)