Consumers can be split into three categories such as what?

Jane is blood type a her husband is blood type b. jane is puzzled because their daughter is type o. explain how the daughter inherited a blood type that neither of her parents had explain your answer

List five ways we are indebted to phytoplankton

There are fewer than 100 naturally occurring elements in the universe, but there are millions of different unified substances. explain how this can be true.