A mutation is . a mistake in the production of DNA
an error in the genetic code
a mistake that may cause a genetic disease
all of the above

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?

In the ocean why are the greatest amount of primary producers found in the epipelagic zone and how does that affect biodiversity

Which are evidence of seafloor spreading? check all that apply. molten material magnetic stripes continent material drilled core samples ocean water samples