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Home Q & A Board Biology-Related Homework Help General Biology
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jai jai
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6 years ago
In which ponds did male guppies have the narrowest range of variation in the number of spots?
 
  a. ponds with no predators
  b. ponds with cichlids
  c. ponds with killifish

Question 2

Most mutations lead to a decreased chance of survival for the mutant organism. Rarely, a mutation can provide an increased chance of survival. These rare mutations provide a(n) _____________________ for the mutant.
 
  a. adaptive
  b. directional shift
  c. selective disadvantage
  d. environmental susceptibility
  e. selective advantage
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dindsidindsi
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6 years ago
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jai Author
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#2
6 years ago
This is very helpful, my teacher this year is not good
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