Fill in the blank: natural process that Earth's surface

Match the digestive enzymes to the macro molecules they to digest. down fats into glycerol and fatty acids down carbohydrates into simple sugars down nucleic acids into nitrogenous bases and simple sugars down proteins into amino acids

Based on the topographic map of mt. st. helens, what is the contour interval of the volcano about height is 2,950 m?

Is there any species that went extinct in recent years due to natural causes (not caused by human interaction). if so, what caused it?