Acheeseburger is a. a excludable and rival in consumption. b nonexcludable and rival in consumption. c nonexcludable and nonrival in consumption. d excludable and nonrival in consumption.

Prompt compare the three types of volcanic mountains in terms of shape, type of eruption, and the minerals that make up the volcano

Which zone within the open-ocean zone is home to the most organisms? deep zone surface zone intertidal zone transition zone

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.