1.What caused skin color to change in humans over the last 100,000 years? 2.Do individuals within a race have more genetic similarities compared to people of other races?
3.Does race have a genetic basis?
4.Where does the idea of race come from?
5.Are humans different from each other because of race? Why or why not?

The terrestrial planets are characterized by having a a.) silicate core b.) iron-rich silicate core c.) iron-rich metallic core d.) none of these

Hydrilla (hydrilla verticillata) is an invasive aquatic plant and one of the most serious aquatic pests in florida. hydrilla has already been introduced to hundreds of bodies of water throughout florida, hydrilla is difficult to control because it grows rapidly and survives in many different water depths and conditions. hydrilla • describe how hydrilla affects native plant and animal species. include both a biotic and an abiotic limiting factor. • suggest one biotic and one abiotic recommendation that could slow the spread of hydrilla

What are they five steps of cloning?