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Author Question: A star cluster of age 100 million years contains no type O stars. Indicate whether the statement ... (Read 45 times)

sjones

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on: Jul 27, 2018
A star cluster of age 100 million years contains no type O stars.
 
  Indicate whether the statement is true or false

Question 2

Recently discovered organisms that create their energy through chemical reactions (chemosynthesis instead of photosynthesis) and live in environments previously thought too alkaline, hot, cold, dark, saline, etc. to sustain life.
 
  These organisms are collectively called: A) viruses.
  B) huge crabs.
  C) extremophiles.
  D) hydrothermal vents.
  E) giant red tube worms.


cici

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Reply #1 on: Jul 27, 2018
Answer to Question 1

TRUE

Answer to Question 2

C


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