What causes repeating cycles of growth and decline in some pairs of interacting predator and prey species?

Which is an example of a population?

Which of the following is not considered an appendage of the skin? nails glands follicles none of the above

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.