Water vapor sometimes condenses to form water droplets called dew when this occurs what type of change is it
a)physical only
b)chemical only
c)physical and chemical

well, that's easy; the answer's c, "it reduces contamination of the water and substrate of the estuary."

i'm guessing this is from edg enuity so the answers would be, from top to bottom,

theodor schwann

matthias schleiden

robert hooke

rudolph virchow

anton van leeuwenhoek