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Author Question: Star formation ceased first in the A) nucleus. B) spiral arms. C) bulge. D) halo. E) Galactic ... (Read 42 times)

gbarreiro

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Star formation ceased first in the
 
  A) nucleus.
  B) spiral arms.
  C) bulge.
  D) halo.
  E) Galactic disk.

Question 2

The only place outside of Earth where there is irrefutable evidence for (ancient, microbial) life is
 
  A) the Moon.
  B) Mars.
  C) Europa.
  D) Titan.
  E) None of the abovethere is no irrefutable evidence for life beyond Earth.



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Perkypinki

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Answer to Question 1

D

Answer to Question 2

E




gbarreiro

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Reply 2 on: Jul 27, 2018
:D TYSM


xiazhe

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Reply 3 on: Yesterday
Excellent

 

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