Pharmacology False regarding Cytochrome P450 is: A Found only in bone marrow B CYP3A4 is the most common isoform C Participate in Phase 1 Xenobiotic reactions D They are present in Smooth Endoplasmic reticulum within cells 💡 Explanation False regarding Cytochrome P450 is: ✓ Correct Answer: A. Found only in bone marrow