Why is it important for older adults to get a colonoscopy?

Idon’t know the answer and i’ve been stuck on it for a while now skskskskks

When a gasoline engine burns gasoline, what type of chemical reaction is occurring?

Which of the following is not one of the mechanisms of enzyme catalysis by which the substrate is converted to the product? a. changing substrate orientation b. changing substrate reactivity c. inducing strain in the substrate d. preventing an induced fit d. preventing an induced fit