Germplasm Conservation
rubabThe sum total of all the genes present in a crop and its related species constitutes its germplasm. It is ordinarily represented by a collection of various strains and species.…
Objectives of Evolution
Multiple Choice Questions (MCQs) Comparative anatomy was studied by: (a) Empedocles (b) Darwin (c) Buffon (d) Lamarck The theory of acquired characters was put forward by: (a) Empedocles (b) Darwin …
Subjective & Short Questions of Evolution
SUBJECTIVE QUESTION 1-Write note of Lamarckism. Describe theory of natural selection of Darwin. Give different evidences of evolution. Write note on modern synthesis. What is Hardy-Weinberg theorem? Give its…
Deffinition & Key Points of Evolution
TERMS DEFINITIONS Evolution The change over time in specie is called evolution Adaptive radiation The formation of new forms from an ancestral species in response to the opening of new…
EVOLUTIONARY MECHANISMS
Evolution is not a creative work force. It is not working for the progress. Evolution helps some individuals in a population to survive. They reproduce more effectively than others in…
THE HARDY-WEINBERG THEOREM
English mathematician Godfrey II. Hardy and German physician Wilhelm Weinberg independently derived a mathematical model in 1908. This model explains what happens to the frequency of alleles in a population…
THE MODERN SYNTHESIS
The combination of the principles of population genetics and Darwinian evolutionary theory is called modern synthesis. Modern synthesis comes from the study of genetics. It explains why variations exist among…
EVIDENCE OF EVOLUTION
Evidences from Biogeography The study at the geographic distribution of plants and animals is called biogeography. Biogeographers explain the reason of distribution of organisms in different regions. Biogeographic studies show…
DARWINISM
Charles Robert Darwin (1809— 1882) was born on February 11 1809. His lather as a physician. Dan' in collected dogs and hunting birds during his youth. These activities reduced his…
EVOLUTION – LAMARCKISM
The change in the heritable traits of a population over successive generations, as determined by shifts in the allele frequencies of genes is called evolution. All contemporary organisms are related…