The open shop movement criticized closed shop arrangements because they took away employee rights to freely determine where they wanted to work, and on what terms.
Which of the following will respond to a threshold stimulus with an all-or-none contraction?
A) A single muscle fiber B) A single motor unit C) A whole muscle D) Both a single muscle fiber and a single motor unit are correct. E) A single muscle fiber, a single motor unit, and a whole muscle are all correct.
Which of the following is associated with a higher cancer risk?
A) hormone therapy B) smoking C) use of alcohol D) exposure to certain hazardous chemicals in the workplace E) All of the answer choices describe things that increase the risk of cancer.