Discover the answers you need at Westonci.ca, where experts provide clear and concise information on various topics. Discover in-depth answers to your questions from a wide network of professionals on our user-friendly Q&A platform. Get immediate and reliable solutions to your questions from a community of experienced professionals on our platform.

Which biological molecule is associated with iron (Fe) ions?
A. Histone
B. Catalase
C. Chlorophyll
D. Hemoglobin
E. RNA polymerase