How to get dermal toxicity from reliable supplier?

Looking at this image, what relationship can be drawn from it? the lower the degree of latitude, the lower the degree of temperature there is no relationship between latitude and temperature the higher the degree of latitude, the higher the degree of temperature the lower the degree of latitude, the higher the degree of temperature

What substance is the most acidic. lemon juice. tomato juice. sodium hydroxide. water

Which process is represented a.) deletion b.) nondisjunction c.) translocation d.) insertion