Short Answer
Because they are so sensitive to chemicals and environmental changes, amphibians are often considered to be useful as ____________________.
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q65: Briefly describe the concept of functional diversity.
Q66: It could be said that _ favored
Q67: _ is a technology that enables scientists
Q68: Species that are found in only one
Q69: Genes mutate, individuals are selected, and populations
Q71: Humans have used _ to change the
Q72: Heritable traits that give an individual some
Q73: Compounds in secretions from the skin of
Q74: Adaptation through natural selection occurs most rapidly
Q75: When biologists talk about the "survival of