Fast fatigable fibers.
The sarcoplasm is the cytoplasm or intracellular fluid of a muscle cell. It has many functions in acting as a medium for various cellular reactions to take place which are necessary for muscle contraction and general cellular metabolism.
The word they'd is a contraction for 'they did', acting as a subject and verb or auxiliary verb of a sentence or phrase.
The total of all the forces acting on an object is called either the metabolism respiration enzymes or photosynthesis
Some of the benefits of the Chaga fungus includes normalizing metabolism, providing a healing effect, and acting as an antioxidant to help with free radicals.
acting, is acting, I am acting, he/she is acting, they are acting
It's hard to answer this question without maybe knowing why you are on levothyroxine, because personally, I'm not always hungry because of it. Maybe you're using it for an under active thyroid? In this case I would imagine you'd be feeling a difference because of the drug acting to speed up your metabolism, as prior to you taking it you would have had a sluggish metabolism. (that's my best guess)
acting head
good acting and bad acting
Impromptu acting is acting at the spur of the moment.
Medieval acting was similar to acting today.
Action acting is just a form of acting that can be used for any acting style such as a drama or comedy.
Question is, who is it that you are talking about. Then we can answer if "he" is acting