What two diseases have been studied together that provide evidence of evolution in humans?
a.) iron-deficient anemia and yellow fever

b.) sickle cell anemia and malaria

c.) malaria and ebola

d.) cytochrome c disease and plasmodium fever

Which statement describes john tuzo wilson’s contribution to the theory of plate tectonics?

Solutions to environmental problems in europe must

The fruit of a certain plant is sweet and fleshy. the seeds of this plant have a seed coat that is fairly tough. the seeds germinate better if they are exposed to acid, or scarification. what is the most likely type of dispersal for this seed? water animal wind