Proteins are naturally occurring polypeptides. They: 1  contribute to the mechanical structure of animals, including humans, e.g. keratin in hair and fingernails, and fibrous proteins such as collagen in tendons.  enable animals to move, e.g. myosin in muscle.
The Declaration of Sentiments can be best described as a document that demanded equality for women based on the ideas in the Declaration of Independence. The correct option among all the options that are given in the question is the first option. I hope the answer comes to your help.
THE DECLARATION OF INDEPENDENCE. Thomas Jefferson wrote the Declaration of Independence, asserting the natural dignity of the human person, that God has given man certain inalienable rights, among them Life, Liberty, and the pursuit of Happiness. The idea of human dignity, that we are created in the image of God, forms the theological basis for human equality and liberty.