Plthe force of gravity is stronger on earth than it is on the planet mars. if an astronaut travels to mars, what will happen to her mass when she arrives? the mass of the astronaut will increase on mars. the mass of the astronaut will decrease on mars. the mass of the astronaut will be equal to her weight on earth. the mass of the astronaut will stay the same as it is on earth

Cancer cells spread to other parts of the body by entering the bloodstream. which of the following organs could prevent a cancer cell in the bloodstream from spreading, and why? a. the spleen, because it releases lymphocytes into the blood b. the peyer's patches, because they release lymphocytes into the blood c. the lymph nodes, because they release lymph into the blood d. the thymus, because it releases lymph into the blood