General Biology 1 Midterm - Part 1 of 3
SAMPLE
This is a sample practice test.
or to get practice tests based on the chapters covered in your exams.
1. Introduction to Biology / Life's Organizational Hierarchy / Problem 3
Erwin Chargaff found that in DNA, the ratios of adenine (A) to thymine (T) and guanine (G) to cytosine (C) are equal. This is the best example of study at the _____ level in life's hierarchy.
Learn this concept