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Author Question: Results from the Phoenix lander and Curiosity rover suggest that the positive result from the Viking ... (Read 104 times)

lbcchick

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on: Jul 27, 2018
Results from the Phoenix lander and Curiosity rover suggest that the positive result from the Viking Labeled Release experiment was probably due to
 
  A) the destruction of organic molecules by oxygen released when perchlorates in the soil decomposed on heating
  B) terrestrial contamination from the robotic arm which took the samples
  C) a malfunction in the experiment
  D) high levels of radioactivity in the soil

Question 2

The words that make up the genetic code contain how many letters?
 
  A) 4
  B) 20
  C) 5
  D) 3


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s.meritte

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

A

Answer to Question 2

D


lbcchick

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Reply #2 on: Jul 27, 2018
Thank you!


s.meritte

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Reply #3 on: Jul 27, 2018
Always glad to help...


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