Which of the following is a factor that affects the velocity and duration of muscle contraction? which of the following is a factor that affects the velocity and duration of muscle contraction? load on the fiber muscle length size of the muscle fibers stimulated number of muscle fibers stimulated

Answer d would be the best answer, for he wants to have part in biotechnology. an ekg technician is quite similar.

You did not show us the image of the burger, but i shall try to answer as best i can.  when purchasing food, always consider the ingredients as well as the person who prepared it. consider if they were hygienic people or not, in case the burger was infected with bacteria. no mortal should place an infected burger into their mouth.   

Well, l think that some effective communication is, emotional barriers and lack of attention, interest distraction or irrelevance. also some physical disabilities such as hearing problems or speech difficulties.      l hope i am correct  and you good luck.