Which of the following statements about globular clusters is false?
A) Globular clusters contain many thousands of stars.
B) Globular cluster stars are more than 12 billion years old.
C) Globular cluster ages increase with distance from the Milky Way.
D) Globular clusters are distributed spherically around the Milky Way.
E) Globular cluster stars are very metal-poor relative to the Sun.
Question 2
Which of the following correctly describes the meridian in your local sky?
A) a half-circle extending from your horizon due east, through your zenith, to your horizon due west
B) a half-circle extending from your horizon due east, through the north celestial pole, to your horizon due west
C) a half-circle extending from your horizon due north, through your zenith, to your horizon due south
D) the point directly over your head
The Sun in false-color ultraviolet image
Globular protein structures are compact and varied. Human serum albumin
Contributions to the free energy of folding of globular proteins
How to convert verbal statements into algebraic equations (Part 3)
How to convert verbal statements into algebraic equations (Part 4)
The human X chromosome (left) and the Y chromosome (right). This false-color scanning electron micro