An akinete is a thick-walled dormant cell derived from the enlargement of a vegetative cell.1 It serves as a survival structure. It is a resting cell of cyanobacteria and unicellular and filamentous green algae.2 Under magnification, akinetes appear thick walled with granular-looking cytoplasms...
Lentic or still water communities can vary greatly in appearance -- from a small temporary puddle to a large lake. The s..
A still body of water may be disturbed by a variety of factors. One of them is wind. In fact, it is considered as the pr..
This tutorial deals with the abiotic factors of the freshwater environment that determine what sort of life would be sui..
Plantlife can be studied at a variety of levels, from the molecular, genetic and biochemical level through organelles, c..
Humans are capable of only one mode of reproduction, i.e. sexual reproduction. Haploid sex cells (gametes) are produced ..
The Earth's ecosphere was rapidly changing and throwing up a wide range of ecological niches that new adaptive organisms..
