Biology Now, 2e

6 ■ CHAPTER 01 The Nature of Science SCIENCE different. Blehert worked at the USGS National Wildlife Health Center in Madison, W ...

Caves of Death ■ 7 from the bats at room temperature—a method conducive to the growth of many fungi. But in the caves, any livin ...

8 ■ CHAPTER 01 The Nature of Science SCIENCE hypothesis must be constructed in such a way that it is potentially falsifiable, or ...

Caves of Death ■ 9 patterns in the data and addressing how or why those patterns came to exist. The tools of statistics—a branch ...

10 ■ CHAPTER 01 The Nature of Science SCIENCE a single variable, known as the independent variable. In this case, Blehert’s inde ...

Caves of Death ■ 11 fungus through the air, 18 were put into close contact with naturally infected bats, and 29 had the fungus a ...

12 ■ CHAPTER 01 The Nature of Science SCIENCE knowledge is tentative and therefore open to challenge at any time by anyone. An a ...

Caves of Death ■ 13 Scientific fact should not be confused with scientific theory. Outside of science, people often use the word ...

14 ■ CHAPTER 01 The Nature of Science SCIENCE endangered Indiana bats, both of which have been particularly hard-hit. The fungus ...

4–8 GRAMS A single little brown bat (Myotis lucifugus) can consume 4–8 grams of insects each night during the active season. A s ...

16 ■ CHAPTER 01 The Nature of Science SCIENCE on ways to deliver the treatment to large groups of bats. For now, bats continue t ...

Caves of Death ■ 17 (d) Let the control group choose whether or not to take any pills. (e) Expose the control group to the cold ...

18 ■ CHAPTER 01 The Nature of Science (^12) Review the map showing the confirmed and suspected outbreaks of WNS. Is each stateme ...

Caves of Death ■ 19 Leveling Up (^13) What do you think? Insectivorous bats save the agriculture industry billions of dollars ea ...

A Critical Choice A mother peels back the controversy to decide whether to vaccinate her children. ◆ (^) Evaluate a scientific c ...

21 SCIENCE 02 CHAPTER EVALUATING SCIENTIFIC CLAIMS ...

22 ■ CHAPTER 02 Evaluating Scientific Claims SCIENCE Anna Eaton was, at the time of her research into vaccines, a high school an ...

A Critical Choice ■ 23 But Eaton was not so confident. She had seen media stories suggesting that vaccines might cause autism sp ...

24 ■ CHAPTER 02 Evaluating Scientific Claims SCIENCE world works that can be tested using the scien- tific method. We are expose ...

A Critical Choice ■ 25 Eaton didn’t know the source of the original claim that vaccines cause autism, but she knew that in order ...