Amphetamine like adderall,vyvanse are weaker because they do not have a methyl group. adding a methyl group to amphetamine makes N-Methylamphetamine. a Methyl group makes it much more potent therefore you need less to get high and it is much more powerful.
for more info go to
https://psychonautwiki.org/wiki/Adderall
https://psychonautwiki.org/wiki/Meth
Exercise to reduce body fat.
I believe the correct answer would be actin filaments. These are polmers that are linear with G-actin as subunits that attaches ith myosin heads during the skeletal muscle contraction. They are necessary for cell shape, adhesion and contraction.
Anaerobic and aerobic describes that type of physical activity that includes both cardio and strength-training exercises. i hope that i helped you.
Answer:
I believe its all of the above
