In this article we will discuss about the similarities and difference between pteridophytes and bryophytes. Similarities between Pteridophytes and Bryophytes: (i) Both the groups have members with terrestrial mode of life. (ii) Like Bryophytes some Pteridophytes have rhizoids (e.g., Rhynia, Psilotum). (iii) Formation of spores is same in both the groups. Like Bryophytes many Pteridophytes are homosporous e.g., Equisetum, Rhynia, [...]
Learn about the comparison between moist heat sterilization and dry heat sterilization. Microorganisms are killed by heat as a result of the inactivation of their proteins (including enzymes) and, as stated earlier, the heat is applied either in moist or in dry conditions in processes of sterilization called moist heat sterilization and dry heat sterilization, respectively. The conditions and mechanisms [...]
Learn about the comparison between three types of nephridia. Comparison # Septal Nephridia: 1. Occur in segment 15 onward. 2. Attached to the septa. 3. Vary from 80 to 100 per segment. 4. Open internally, having nephrostome. 5. Largest in size. 6. Enteronephric. 7. Remove metabolic wastes from the blood and coelomic fluid. Comparison # Pharyngeal Nephridia: 1. Occur in [...]