The questions "What are species?" and "How do we identify species ... In this page, you will learn about variation within gene pools, as well as the ways in which this variation can be an ...

Learners will understand that variations can occur within a species. Learners will understand that changes in the environment can affect a species’ ability to survive and reproduce. Show your class ...

This is called environmental variation. Humans, dogs and goldfish are examples of species. Different species have different characteristics from each other. For example, dogs have tails and humans ...

Structural variation refers to large scale structural differences in the genomic DNA that are inherited and polymorphic in a species. They are a result of chromosomal rearrangement – deletion ...

Species close speciesA type of organism that is the basic unit of classification. Individuals of different species are not able to interbreed successfully. are extinct if there are no living ...

Microorganisms—bacteria, viruses and other tiny life forms—may drive biological variation in visible life as much, if not ...

The variation within a single species has produced differences as large as those between two separate species. Some critics of the theory of evolution argue that it doesn't convincingly explain ...

Anatomical and hydraulic traits can indirectly and directly measure the transport capacity of a root, respectively. Exploring variation in root traits along topological orders within species is key to ...