Biology
Answer
Lamarck was the first scientist to propose his theory of use and disuse and inheritance of acquired characters to explain evolutionary process.
- Use and disuse — Parts of the body which are used extensively become larger and stronger, while those which are not used deteriorate.
- Inheritance of acquired characters — An organism could pass its modifications to its offspring.
Related Questions
Mention four postulates of Darwin's theory.
The range of cranial capacities in the following ancestral forms were
(a) Australopithecus
(b) Homo habilis
(c) Homo erectus
(d) Cro-magnon
(e) Homo sapiens sapiens
Name any three vestigial organs found in humans.
Give the scientific name of the organism which is cited as the classical example of 'natural selection'.