Flashcards

Chapter 1 – An Introduction to the Science of Life

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A doctor tests the effectiveness of a new medicine that treats the common cold. She tests the following concentrations on her patients: 0 mg, 10 mg, 15 mg, 30 mg, and 40 mg. Over a six-month period, she records the number of cases of those who catch the cold in each group. Which variable is the independent variable?

A doctor tests the effectiveness of a new medicine that treats the common cold. She tests the follow...

The concentrations of medicine

There are several unifying themes throughout the study of biology. One in particular however, unifies all of biology. This concept helps to explain why organisms with common ancestors look similar and why there is such a diverse array of species on Earth. It was proposed by Charles Darwin over 150 years ago. What is it?

There are several unifying themes throughout the study of biology. One in particular however, unifie...

Evolution

A college campus — including the students, birds, trees, sidewalks, sunshine, and air — makes up one complete ________.

A college campus — including the students, birds, trees, sidewalks, sunshine, and air — makes up...

ecosystem

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