What is the smallest unit of many compounds?

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

What is the relationship between absorbance of light and the rate of photosynthesis?

Apaleontologist finds a plant fossil that shows that the plant had seeds. what can the paleontologist conclude?