The digestion of pizza, the light reactions in photosynthesis, and the removal of a stain by laundry detergent all require which are biological proteins that lower the activation energy for chemical reactions.

surface modification is a versatile tool and has been widely used in material science and engineering that has significantly facilitated the study and characterization of complex materials. at  matexcel, experienced experts in surface science can offer tailored efforts to meet the specific needs from our clients.

i believe the answer is snake.