Class 12 biology chapter 6 | DNA double helix structure | Polynucleotide chain
Double Helix Structure of DNA (Watson and Crick model of DNA) The salient features of the Double-helical DNA structure proposed by James Watson and Francis […]
Different types of fish scales: Placoid scale, Ctenoid scale, Cycloid scale, Ganoid scale, Cosmoid scale
Scales of fish Scales are the prominent structure present on the outer surface of a fish body. It helps fishes in providing insulation and also […]
Range of thallus organisation in Algae
Range of thallus organisation in Algae The body structure of algae is a thallus i.e., they doesn’t have well differentiated body structure and exhibit numerous […]
Working principle of glucometer (or glucose meter) to measure blood sugar level
Glucometer (or glucose meter) Glucometer is a medical tool that is used for measuring the approximate level of glucose in the blood. Working principle of […]
Characteristics and classification of Phylum Porifera with examples
General characteristics of Phylum Porifera: 1. They are aquatic, mostly marine and few are freshwater inhabitants. 2. They are sessile and sedentary. 3. They are either […]
General characteristics and classification of phylum Nematodes/ Nemathelminthes/ Aschelminthes
General Characteristics of phylum Nematodes/ Nemathelminthes/ Aschelminthes: Classification of phylum Nematodes/ Nemathelminthes/ Aschelminthes: Based on the presence or absence of phasmids (sensory organ) nematodes are […]