What are the similarities and differences between the Archaeopteryx and the lappet-faced vulture?

Which kingdom includes some organisms that have no nucleus and can live in an environment with an extremely high salt content

Students commonly confuse saccharomyces cerevisiae and staphylococcus aureus when viewed on a microscope slide how could you microscopically differentiate

Which of the following is the earliest era of earth's geologic time scale? cenozoic mesozoic precambrian paleozoic