LIFE SCIENCE

Detailed explanation-1: -Darwin defined evolution as “descent with modification, ‘’ the idea that species change over time, give rise to new species, and share a common ancestor. The mechanism that Darwin proposed for evolution is natural selection.

Detailed explanation-2: -Darwin and a scientific contemporary of his, Alfred Russel Wallace, proposed that evolution occurs because of a phenomenon called natural selection. In the theory of natural selection, organisms produce more offspring than are able to survive in their environment.

Detailed explanation-3: -Simply put, descent with modification means that traits are passed down from generation to generation and sometimes undergo changes or modifications over time. These changes may be caused by Natural Selection or even a mutation of DNA. The term became popular when Charles Darwin used it in his book The Descent of Man.

Detailed explanation-4: -In Summary: Darwin and Descent with Modification While Charles Darwin is generally called “the father of evolution, ‘’ the basic idea for this concept was actually developed by both Darwin and Alfred Russel Wallace. Both scientists based their hypotheses on observations of diversity among natural populations.

Detailed explanation-5: -Darwin’s Theory of Descent with Modification, versus the Biblical Tree of Life.