Proportional contribution of genotypes to population

TLS Online TPP Program

#Id: 3066

#Unit 10. Ecological Principles

The effects of corridors on plant species richness.

TLS Online TPP Program

#Id: 3067

#Unit 10. Ecological Principles

Species turnover on islands is generally low - The number of species on an island might remain the same, but the composition of the species should change continuously as new species colonize the island and others become extinct.

TLS Online TPP Program

#Id: 6036

#Unit 10. Ecological Principles

Sum total of all the variety of living organisms on earth constitute biodiversity.

TLS Online TPP Program

#Id: 6037

#Unit 10. Ecological Principles

 The most important of them are 

Genetic Diversity

Species Diversity 

Ecological diversity

TLS Online TPP Program

#Id: 6038

#Unit 10. Ecological Principles

Genetic diversity: It refers to the variety of genes contained within species of plants, animals and micro-organisms. If a species has more genetic variation, it can adapt better to the changed environmental conditions. 

TLS Online TPP Program

#Id: 6039

#Unit 10. Ecological Principles

Diversity within species 

450-700 (mycoplasma)

4000 in bacteria (eg. Escherichia coli)

13,000 in Fruit-fly (Drosophila melanogaster)

32,000 – 50,000 in rice (Oryza sativa)

35,000 to 45,000 in human beings (Homo sapiens sapiens).