The first line of defense involves which structure(s)? 0 T-cells O skin O blood O B-cells​

Andra has a family history of osteoporosis. her doctor advises her to eat foods rich in calcium. which foods should she add to her diet? a. fruits, especially grapes and berries b. unsaturated fats like olive and soybean oil c. beet greens, broccoli, and cheese

Which short-term goal might prompt someone to seek for mental and emotional challenges? saving for retirement buying a house in 10 years reducing conflict with family owning a company eventually

If you were running a marathon, which type of muscle fibers would be most useful to you? a. slow-twitch b. fast-twitch, type i a c. intermediate-twitch, type ii b d. slow-intermediate twitch, type i b select the best answer from the choices provided. a b c d