The following points highlight the top four abiotic factors that influencing habitats. The factors are: 1. Temperature 2. Pressure 3. Radiation 4. Light. Factor # 1. Temperature: Life can exist within a narrow range of temperature. Even within this narrow range, temperature tolerance of various species of animals varies. The temperature tolerance of a given species at different stages of [...]
In this article we will discuss about the definition and mechanism of embryology. Definition of Embryology: The science of embryology is usually defined as the process of development of an individual from the zygote to a stage resembling the adult form. But in recent years, the science of embryology has achieved a new meaning. It not only involves the changes [...]
The below mentioned article provides a note on DNA:- 1. DNA Chemistry 2. DNA Replication 3. Carrier of Genetic Information. DNA Chemistry: DNA is found to consist of thread-like particles of high molecular weight in isolated condition. A number of units called nucleotides become linked together and form the nucleic acid. A nucleotide is composed of a molecule of Pentose [...]