illegal use of ergogenic substances
Answer:
The correct answer would be B. 18 to 26%.
The muscle efficiency is calculated by dividing mechanical work output by total metabolic cost.
It is estimated that human muscles have an efficiency of about 18% to 26%.
The efficiency is low because most of the energy is lost when food energy is converted into ATP (adenosine triphophate).
In addition, there is second energy loss when energy in the form of ATP is converted into the mechanical energy such as rowing, cycling et cetera.
Explanation:
Answer:
His lack of an urge to try other drugs.
Explanation:
Enrique has smoked marijuana for two decades but has never felt the urge to try other drugs. This directly contridicts the argument that marijuana users graduate to harder drugs.
They keep their opinions unvoiced
