Revised Questions and Correct Answers,
Complete A+ Guide Update / ACTUAL EXAM
QUESTIONS & CORRECT ANSWERS.
What is the difference between a hypothesis and a prediction?
---ANSWER ✔✔ ---A hypothesis is an idea; a prediction is something that
follows from a hypothesis and that you can measure
How do biologists test their ideas about the natural world?
---ANSWER ✔✔ ---Scientists make predictions based on hypotheses they
have developed, and then design experiments to test those predictions
Why is it important to perform multiple trials in an experiment -- meaning that
you include many test individuals or samples?
---ANSWER ✔✔ ---To make it more likely that the results are not due to a
few unusual individuals or circumstances
Researchers do an experiment to test the hypothesis that Douglas fir trees put
more resources into reproduction when they are infected with a fungus that