The correct option is
A Enzymes
Characteristic of fungi:-
→ They store their food in the form of starch.
→ The nuclei of the fungi are very small.
→ some fungi are parasite and can infect the host.
→ They may be unicellular.
→ Fungi's exhibit the phenomenon of alternation of generation.
→ Biosynthesis of chitin occurs in fungi.
→ Fungi during mitosis, the nuclear envelope is not dissolved.
→ Fungi lack chlorophyll and hence cannot perform photosynthesis.
Fungi have hyphae known as haustoria that penetrate the host tissue by the release of enzymes, which penetrate the cell wall of hosts and take away the nutrients.