Another question Plz plz help me. I’ll probably have more questions to come

Name the types of burns one can get and which structures of the integument are damaged

What are antigens and antibodies? how are they involved in the body’s response to incompatible blood?

Which of the following observation darwin shape his concept of descent with modification? a) species diversity declines farther from the equator. b) fewer species live on islands than on the nearest continents. c) birds live on islands located farther from the mainland than the bird's maximum nonstop flight distance. d) south american temperate plants are more similar to the tropical plants of south america than to the temperate plants of europe. e) earthquakes reshape life by causing mass extinctions.