Search over 10,000 free study notes

The process in which salt is removed from salt water to produce drinkable water is called desalination. There are two major mechanisms that humans use to achieve this: thermal desalination, or distillatio...

Traditionally we have classified living organisms into groups based on their structure and morphology (essentially how they look!). This was a system developed by a scientist called Linnaeus in the 1700's...

Prokaryotic and eukaryotic cells vary in may ways:Size: Prokaryotic cells are smaller than eukaryotic cells. Prokaryotic cells have a diameter of 0.1-0.5 micrometers whereas eukaryotic cells have a larger...

In all the species that reproduce sexually, there are three main mechanisms that contribute to genetic variation:independent assortment of chromosomes, crossing-over, and random fertilization. Independent...

In the every cell of the human body, there is a part called the nucleus - this contains all of the genetic information. In each cell nucleus there are 24 pairs of chromosomes. They come in pairs because w...