What Were the Results of the Life-Sciences Experiments Aboard the Viking

question 22

Multiple Choice

What were the results of the life-sciences experiments aboard the Viking landers?

• A) strong reactions releasing oxygen from apparent biological causes (e.g., bacteria)
• B) none at all; the Martian soil is completely chemically inert and biologically sterile.
• C) strong reactions releasing oxygen but from nonbiological causes
• D) slight fizzing due to released carbon dioxide but very little else

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