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FOR THIS ESSAY IT IS ABOUT 1,200 WORDS. DARWIN WAS NOT THE FIRST TO CONSIDER EVOLUTION...

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Biology

FOR THIS ESSAY IT IS ABOUT 1,200 WORDS.

DARWIN WAS NOT THE FIRST TO CONSIDER EVOLUTION AS A PROCESS BUTHE DID COME UP WITH THE FIRST EFFECTIVE EXPLANATION FOR HOW ITHAPPENS. DESCRIBE DARWIN'S THEORY OF EVOLUTION BY NATURALSELECTIONS. EXPLAIN HOW THIS THEORY WAS A MAJOR ADVANCE OVER PRIORIDEAS AS TO HOW ORGANISMS CHANGED OVERTIME. GIVE EVIDENCE INSUPPORT OF EVOLUTION AND DESCRIBE THE DRIVING FORCES FREVOLUTIONARY CHANGE.

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Darwin proposed that species can change over time that new species come from preexisting species and that all species share a common ancestor In this model each species has its own unique set of heritable genetic differences from the common ancestor which have accumulated gradually over very long time periods Repeated branching events in which new species split off from a common ancestor produce a multilevel tree that links all living organisms Darwin referred to this process in which groups of organisms change in their heritable traits over generations as descent with modification Today we call it evolution Darwins sketch above illustrates his idea showing how one species can branch into two over time and how this process can repeat multiple times in the family tree of a group of related species Importantly Darwin didnt just propose that organisms evolved If that had been the beginning and    See Answer
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