Exam (elaborations)
Biology 101 Test 1 (Full Study Guide Questions with Correct Answers
- Course
- Institution
About 25 of the 92 natural elements are known to be essential to life. Which 4 of these 25 make of 96% of living matter? Correct Answer-carbon, hydrogen, nitrogen, oxygen Knowing just the whole number of an element allows inferences about which of the following? Correct Answer-the number of prot...
[Show more]