BIS 2A MIDTERM 2 2023/2024

On early Earth, the first things that looked like they might be classified as living

organisms used iron sulfur clusters as catalysts. If these "naked" iron sulfur clusters can

catalyze reactions, why do our cells instead use proteins carrying iron sulfur clusters as

catalysts?

a. To decrease substrate specificity

b. To increase substrate specificity

c. To prevent spontaneous oxidation of the iron in the cluster

d. a and c

e. b and c - CORRECT ANSWER-e. ...
RBT Competency Assessment Practice ANSWER AND QUESTIONS