Internal structure of dicot root
Anatomical structure of the dicot root: T.S. of dicot root (sunflower, Bean and pea) shows following internal structures: Epiblema: It is also termed as rhizoderm […]
Botany
Gametogenesis in Plants: Sporogenesis and Gametogenesis
In higher plants, the sexual reproduction completes in 2 steps: Sporogenesis Gametogenesis In angiosperm, flowers are the designated structures of sexual reproduction. A flower is […]
Food chain, trophic levels and flow of energy in ecosystem
Food chain, trophic levels and flow of energy in ecosystem Food chain: Transfer of food from one trophic level to another through series of organisms […]
Nitrogen cycle: Steps of Nitrogen cycle
Nitrogen cycle: Steps of Nitrogen cycle Nitrogen undergoes a number of transformation that involves synthesis of organic compounds (amino acids, proteins, enzymes, chlorophylls, nucleic acids) […]
Difference between mitosis and meiosis
Difference between mitosis and meiosis SN. Point of distinction Mitosis Meiosis 1. Occurrence It occurs in all somatic cells or vegetative cells (except gamate formation) […]
Meiosis: Meiotic cell division, stages and significance
Meiosis: Meiotic cell division, stages and significance Meiosis is a cell division in which four haploid cells are formed from a single diploid cell. It […]
Mitosis: mitotic cell division, stages and significance
Mitosis: mitotic cell division, stages and significance Mitosis is a type of cell division in which single haploid cell (n) or diploid cell (2n) divides […]
Permanent tissue: characteristics, types and functions
Characteristics of permanent tissue: Permanent tissues are derivatives of meristematic tissue They are mature tissue and the cell have lost the capacity of cell division. […]
Meristematic tissue: characteristics, types and function
Characteristics of meristematic tissue (Greek word; meristos- means “divisible”) Meristematic tissue is a group of cells that has power of continuous division. Cells are immature […]
Branches of Biology
Branches of Biology Some important branches of biology are given below: A Anatomy: Study of internal structure Anthropology: Study of Human beings Arthrology: Study of […]