Which statements are true of lymph nodes? select all that apply. they filter lymph as it flows back to the heart. they are packed with t-cells and b-cells. they produce red blood cells. they are all located in the spleen. they can become inflamed when fighting foreign material or pathogens. they are grouped in the neck, chest, abdomen, armpits, and groin.

Restless tectonic plates move (shift) between one and fifteen centimeters per year month day minute

Which statement correctly describes other ways in which nebulae and stars are different? a. a star always has a higher density than a nebula. b. stars can form inside a nebula but a nebula can never be produced by any star. c. stars can never form inside a nebula but a nebula can be produced by any star. d. a nebula always has a higher density than a star. reset submit

Adescription of a type of bio biotechnology (genetic engineering, cloning, or artificial section) one benefit or one risk for the individual (based on whether you are for or against it) one benefit or one risk for society (based on whether you are for or against it) one benefit or one risk for the environment (based on whether you are for or against it)