5. Fill in the blank: In general, as prey numbers go
_(up/down), predator numbers
I
go
(up/down). When there are many predators, the number of prey
(increases/decreases).

Prior to the development of dna fingerprinting, blood type could be used to determine possible parentage. although it might prove someone was not a parent, it could not show if someone was positively the parent, only that he or she might be a parent. which of the following is a true statement that can be made about parentage based on blood typing?

Researchers want to use edna to look for an invasive species in the water which of the steps would be likely do last

Which characteristics are typical of a human population in the postindustrial stage?