Which would likely live near a crack in the deep ocean floor that spews scalding water? A. halophile B. methanogen C. thermoacidophile D. Eubacteria

In a forest ecosystem including rabbits, wolfs, foxes, and plants, what are two possible reasons the rabbit population might decline?

What is special about nitrogen and what is the main function in the atmosphere?

Which of the following statements about Earth's energy budget are true? a. Most energy reaches Earth from space as visible light. b. Most of the energy that leaves Earth travels in the form of visible light. c.

2) Macromolecules, which perform a multitude of functions that are vital for life, exist in many different shapes and sizes. Which of the following statements about macromolecules is false?

In a clinical trial, a company that manufactures medication to fight the flu virus tested it on 10 men, ages 20 years to 30 years. All the men in the group had shown symptoms of flu before the test.

CAP binds as a homodimer to specific DNA sequences upstream of genes involved in the metabolism of sugar, but only when the protein is complexed with cAMP. CAP activates transcription by contacting RNA polymerase.

35. Which of the following is not a eukaryotic organism? a. Cow b. Tortoise C. Shark d. Bacteria

Which of the following usually is not a reason people choose to live in a given area? A. climate B. environment C. job availability D. number of schools

What does the title, "the metamorphosis" refer to?

Which of the following are dwarf planets? Check all that apply