Exposure to high concentrations of which of the following substances can cause kidney and brain damage?

Why do german shepherds shed so much

How can antibodies "remember" a particular bacterial invader or "antigen" on that invader?

Consider the classification levels of a human. eukarya ,animalia ,chordata ,mammalia ,primates, hominidae ,homo ,sapiens .which is the most specific taxonomic level in the classification system above? a sapiens b homo c hominidae d primates