Q.Distinguish Darwin's concept of natural selection from Lamarck's theory of inheritance of acquired characters. Using the example of the long neck of the giraffe, explain how each theory would account for the trait differently.

Charles Darwin's 'On the Origin of Species' (1859) proposed natural selection as evolution's driving mechanism, resting on four observations: (1) overproduction — species produce far more offspring than resources can support (e.g. a Salmon's ~28 million eggs per season); (2) struggle for existence — intraspecific, interspecific, and …