Scientists want to determine how closely related chimpanzees are to humans. which data would give the most accurate comparison?

Atype of organism that no longer exist on earth is said to be

If it turned out dinosaurs were colorblind, how would this affect some assumptions scientists have made about them?

Leopold's genotype is xy. what does this mean? a.leopold had hemophilia b.leopold did not have hemophlilia c.leopold was a carrier of hemophilia,but did not have the disease d.leopold's daughter would have hemophilia