Cheetahs are predators in their native habitat, routinely capturing many prey items, such as the African hare. This association between the cheetahs and their prey is an example of what type of species interaction?

In which situations is the principle of cross-cutting relationship useful in determining relative age?

Sara goes on a slingshot ride in an amusement park. she is strapped into a spherical ball that has a radius 3*10^2 of centimeters. what is the volume of air in the spherical ball? use this formula: volume of a sphere=4/3pi,r^3 , where r is the sphere’s radius.

Which group of algae is characterized by unicellular organisms and includes some members that would be better classified as zooflagellates? euglenophytes red algae sporozoans green algae