In this article we will discuss about:- 1. Occurrence of Penicillium 2. Distinction between Penicillium and Aspergillus 3. Salient Features. Occurrence of Penicillium: The penicillia are commonly known as the green or blue molds. However, their colour varies through a wide range. They are cosmopolitan in their distribution. Usually Penicillium grows as a saprophyte on decaying fruits and vegetables. Decaying [...]
In this article we will discuss about the life cycle of morchella with the help of suitable diagrams. Mycelium of Morchella (Fig. 12.3C): It is inconspicuous but extensive and subterranean. It grows a few inches deep in the soil and thus hidden from view. The mycelium consists of a mass of loosely interwoven branched hyphae. The hyphae ramify through the [...]
The following points highlight the seven main evolutionary tendencies of Ascomycetes. (i) The gradual transition from the aquatic forms to purely terrestrial species noticeable in the Phycomycetes culminates in the Ascomycetes which are fungi of drier, terrestrial habitats completely lacking motile cells in their life cycle. (ii) The tendency towards increased septation of hyphae in the advanced Zygomycetes becomes firmly [...]