How do you do this (science ixl)

Match each term to its best definition? sedimentary depositional enviornment

The vaccine in a flu shot contains weakened flu viruses. how does a flu shot work with the immune system? a. it destroys lymphocytes. b. it destroys macrophages. c. it activates macrophages. d. it activates lymphocytes.

The image below shows a weather service map. which details best describe this map? check all that apply