The ‘Wallace rule’ (Lay Thein & Wallace 1986) is used to determine the appropriate stringency wash temperature: 

Tm = 4 × (number of GC base pairs) + 2 × (number of AT base pairs

TLS Online TPP Program

#Id: 5724

#Unit 10. Ecological Principles

TLS Online TPP Program

#Id: 5725

#Unit 10. Ecological Principles

The Species-Area Hypothesis Large areas contain more species than small areas because they can support larger populations and a greater range of habitats.

TLS Online TPP Program

#Id: 5726

#Unit 10. Ecological Principles

TLS Online TPP Program

#Id: 5727

#Unit 10. Ecological Principles

The Species-Energy Hypothesis

Available energy determines species richness.

Increased solar energy, together with an abundance of water, results in high productivity of plants.

TLS Online TPP Program

#Id: 5728

#Unit 10. Ecological Principles

The evapotranspiration rate is in turn influenced by the amount of solar energy and the amount of water in the ground.

TLS Online TPP Program

#Id: 5729

#Unit 10. Ecological Principles