Agree. Its okay to not be cheerful at times. Its actually healthy to show emotions.
Proteins or polypeptides. (They are interchangeable)
Voluntary muscles are muscles that are under our conscious control. Skeletal muscles are muscles that you control voluntarily. They are attached to the bone and forms a distinct organ of muscle tissue, blood vessels, tendons, and nerves that covers our bones and allows movement. We can choose to move our leg in order to run.
The correct answer is True