What kind of protein is actin?

What veins is commonly used for venipuncture? Is THC really a cure for Emphysema? Is it normal to miss 2 months worth of period in a row? What are the challenges someone with tourettes will face? Do reason and emotion play equal importance in justifying moral decisions? Do birds have a digestive system? What tube releases urine out of the body? What is the component of moringa seeds that can purify water? What is the other path from the throat leads to the lungs and the other? Why are a spiders lungs called book lungs? Does the heart have a double pump? Is it possible to have the same symptoms as a yeast infections without having a yeast infection with the discharge or the curdy stuff yall talk about? What are ten ways to prevent pregnancy? Can a dry itchy scalp cause hair thinning? Can you get leprosy without human contact? Why is not water used in gloss paints? Why do you people with aids often die of other causes? Should a young male worry about testicular cancer? Mental disorders should be treated the same way as? What was the importance and significance of Abraham's circumcision?