Which kingdom is composed of eukaryotes which are mostly unicellular that can be heterotrophs or autotrophs?

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.

The transport tubes for food coming down the plants are called?