Contrast nutrition in a guava plant and rhizopus fungus:
Guava plant is an autotrophic, but fungi is saprophytic.
Guava is a "tropical fruit" which have nutrients like lycopene, vitamin A and that is also present in "tomatoes, beta-carotene, and cryptoxanthin".
When this fruit received infected with pathogens, there can be a transferred in its nutrient value.
For example: Guava affected by Rizophus arrhizus forced the contents of sugar, protein and ascorbic acid. It raises the phenol level in the fruit.