Feedback for Multiple Choice Quiz 1
All of the correct answers have a green check mark.
Incorrect answers have the "red-lit" button next to your choice.
- Molecular oxygen was not present until the evolution of photosynthetic organisms. Thus, the early prebiotic atmosphere was a reducing environment.
- Verify the correct answer by looking at Table 1.1, p. 4 in Campbell or the Lecture 1 handout.
- This is a direct quote from p. 3 of Campbell. In biochemistry, "reactive groups" and "functional groups" are nearly synonyms.
- Guanidinium is found in Arginine, Indole in Tryptophan, and Imidazole in Histidine.
- The math is:
10 x ln10 = 10 x 2.3 = 23.