Selaginella
Occurrence Selaginella is a tropical plant. It has world wide distribution. It grows in damp forests. Some species occur in temperate regions. They grow in moist shady places. General …
Adiantum
Occurrence Adiantum is a common fern. It is found in the plains of the Punjab. It grows in shady places. It is found on moist walls or rocky places. …
Biology
Introduction Biomolecules (Carbohydrates) Enzymes Bioenergetics Prokaryotes Support and Movement Chromosome and DNA Mendelian Genetics
Mendelian Genetics
Mendel’s law of Independent Assortment
Mendel began working with the pair of characters,those were seed shape and seed color. The cross in which two traits are studied at same time is dihybrid. As we know …
Prokaryotes
Reproduction
Chromosomal theory of Inheritance
Historical development of the chromosome theory The theory and practice of genetics took a major step forward in the early part of the twentieth century with the development of …
Vaucheria
Occurrence Majority of them are fresh water. They are also found on moist soil. They form dark green mats. General structure Vegetative structure The thallus is filamentous. The filament …
Volvox
Occurrence Volvox is freshwater algae. It makes water green. It appears in the spring. Vegetative structure Volvox forms colony. The colony of volvox is called coenobium (if the …