Daniel is playing on the swings at the playground. at the top of his swing, he will have no potential energy and all kinetic energy all potential energy and no kinetic energy some potential energy and some kinetic energy neither potential nor kinetic energy

Why do you think the puppy litter was all dark-haired?

Which of the following best describes the purpose of the parathyroid hormone? a. it decreases the blood calcium level and decreases blood phosphorus level. b. it decreases the blood calcium level and increases the blood phosphorus level. c. it increases the blood calcium level and increases blood phosphorus level. d. it increases the blood calcium level and decreases blood phosphorus level.

Which process moves molecules and has these traits? -moves from high concentration to low concentration -moves from uneven distribution to even distribution -can occur when there is no membrane o o active transport in a cell diffusion osmosis o passive transport in a cell