The following points highlight the two important methods of reproduction in protists. The methods are: 1. Asexual Reproduction 2. Sexual Reproduction. Method # 1. Asexual Reproduction: It involves only one parent. All the young ones produced asexually have the same genetic constitution as that of the parent and are called clones. Asexual reproduction can occur in the following ways: (i) [...]
The following points highlight the eight general characters of slime moulds. (1) Slime moulds do not have chlorophyll. (2) Slime moulds are surrounded by the plasma membrane only (somatic parts are without cell walls). However, the spores have the cellulose cell walls. (3) At one stage of the life cycle Slime moulds have amoeboid structure. (4) The slime moulds live [...]
The following points highlight the two types of Chrysophytes. The types are: 1. Diatoms 2. Desmids. Chrysophytes: Type # 1. Diatoms: i. Habitat and Habits: (i) Diatoms occur in all aquatic and moist terrestrial habitats. (ii) They may be free floating or bottom dwellers. The free floating forms remain suspended on the surface of water by mucilage secretion and presence [...]