You will also like...
The water cycle (also referred to as the hydrological cycle) is a system of continuous transfer of water from the air, s..
Humans are capable of only one mode of reproduction, i.e. sexual reproduction. Haploid sex cells (gametes) are produced ..
Multicellular organisms evolved. The first ones were likely in the form of sponges. Multicellularity led to the evolutio..
Cell respiration is the process of creating ATP. It is "respiration" because it utilizes oxygen. Know the different stag..
Lentic or still water communities can vary greatly in appearance -- from a small temporary puddle to a large lake. The s..