What three conditions can we have with gene mutations?

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

What must be true for natural selection to heppen

With the word calcite wich completes the analogy mineral, erosion, marble, or aragonite