Changes in the heritable attributes of populations of organisms over time. Major mechanisms include drift, natural selection, mutation, and gene flow (migration).

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How To Avoid Macro-Evolution Confusion? [closed]

I regularly encounter students who believe humans came from amoebas and when asked why they often say Macro-Evolution has been scientifically proven. Macro-evolution is defined as evolution at or ...
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Are biological systems engineered? They are often reverse engineered at a molecular level!!

Understanding biological systems, molecular biologists need to “reverse engineer” them. Is this evidence that the systems were engineered to begin with?
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Why hasn't mother nature made us aware of our lizard brain? [closed]

In many personal improvement books I've read, people make a distinction between 2 parts of our brain: the logical brain, dealing with logic, judgement, thinking; what makes Humans different than ...
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I believe in variation of a species but not in evolution [closed]

I can see that variation within species exists, for example birds with various size beaks adapted for specific food-gathering purposes, one may have a larger beak vs. smaller beak, OK that works for ...