Thyriod gland is the right answer
When an ion or a molecule passes through a membrane without something facilitating, or encouraging that passage, such as a protein does. What drives it is the force of the diffusion itself instead.
Answer: Structure refers to how the body is put together-bones, muscles, tendons, and ligaments. Then onto the organ structure, down to the cellular level. Function refers to body work.
Explanation: I know this is right cause I had a test on this question before.
Training would usually have consent of the trainee in the situation, to bring new ideas, knowledge or practice of a skill or trade. Indoctrination is forcibly bringing ideas, practices, or concepts into an environment.