Carbonic anhydrase 1 is an enzyme that in humans is encoded by the CA1 gene. Carbonic anhydrases are a large family of zinc metalloenzymes that catalyze the reversible hydration of carbon dioxide.
It is becoming more common that the latte macchiato will have a layer of milk foam on the top of the drink as well. A latte is steamed milk, espresso, and a 1/4 inch of foam ontop. It is prepared in this order: flavored syrup (if applicable), espresso, steamed milk, topped with 1/4 inch of foam.
latte is textured plain milk and espresso (may have flavors added as desired) mocha is steamed milk, chocolate and espresso (may come with whip) mocha latte usually means the want the air in the milk so it's textured like a latte french vanilla is a flavor that's equal parts hazelnut and vanilla coffee is usually plain brewed in different styles, but not concentrated like espresso