Your recently admitted patient is reporting symptoms of pain in their leg as well as numbness and aching in their pelvis and groin. Blockage of which artery would explain these symptoms based on vascular anatomy?

9) Which of the following is **not** a basic requirement for life?

44) Comets with extremely eccentric orbits, like comets Hyakutake and Hale-Bopp,

49) Sunspots are colder than the surrounding solar surface because

30) A rocky leftover planetesimal orbiting the Sun is

22) After Mars, the next most likely candidates for life in the Solar System are

5) To detect an exoplanet by means of the Doppler shift, you look for a periodic shift of the spectrum lines:

34) Which of the following methods has led to the most discoveries of massive planets orbiting near their parent stars?

27) What is the Sun made of?

18) What is the largest dwarf planet discovered to date?