The ornaments plants called fems, why

Explanation:

Ferns are commonly known as ornamental plants because of their delicate appearance and bright colors. - Ferns have a huge variety of plants exhibiting different characteristics. - They are vascular plants.

a.) a destruction fo cells by viral reproduction

desert perennials often survive by remaining dormant during dry periods of the year, then springing to life when water becomes available. most annual desert plants germinate only after heavy seasonal rain, then complete their reproductive cycle very quickly.