Help Tall is dominant, T, to short, t. Light skin is dominant, L, to dark skin, l. A

They create genetic variations

If you remove all the lions from the savanna it will lead to a increase of gazelle and a increase of cheetahs becasue of no competition

The answer is atmosphere. there are four spheres of the earth: 1. geosphere (from greek word 'geo' = ground), 2. hydrosphere (from greek word 'hydro' = water), 3. biosphere (from greek word 'bio' = life), and 4. atmosphere (from greek word 'atmo' = air). a magnetosphere is a region of space around astronomical objects controlled by the magnetic field of that object. through the process of elimination, since lightning is present in the air, it can be found in the atmosphere.