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Home Q & A Board Biology-Related Homework Help General Biology
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Luasene Luasene
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6 years ago
Which of the following is least likely to be a
  cause of extinction?
  a. asteroid impact
  b. human activity
  c. adaptive radiation
  d. continental drift
  e. climate change

Question 2

According to the text, ____ major mass
  extinction(s) and recovery(ies) has(have) taken
  place in the past.
  a. 1
  b. 2
  c. 3
  d. 4
  e. 5
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lizfloyd1lizfloyd1
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#1
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6 years ago
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Luasene Author
wrote...
#2
6 years ago
Thanks a whole bunch, all were right.
wrote...
#3
6 years ago
Thanks for confirming...
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