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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I think evolution has goal [closed]

Richard Dawkins says evolution doesn't have any goal. But I think evolution has one. At the end evolution creates intelligent being. If we find another earth like planet evolution sould have the same ...
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3answers
73 views

Could sex alone drive complexity?

Imagine that complexity is measured by a positive number $f_n$. If one has no prior knowledge about the positive number $f_n$ then from Bayesian theory one can assign $\log f_n$ an "improper" uniform ...
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249 views

Can you answer Ray Comfort's question on Biological Evolution? [closed]

https://www.youtube.com/watch?v=U0u3-2CGOMQ There's this video on Youtube about biological Evolution that has gone viral. I'll paste it above for your convenience. To cut to the chase, Ray Comfort ...
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61 views

Is there any definition of complexity about gene and protein according their function?

Sorry for such a question,if it is too naive. Is there any definition of complexity about gene and protein according their function?If so,what is the relation between them?
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1answer
77 views

What is the outcome of a human population starting with only 2 individuals? [closed]

Starting with a human population N = 2, is there any way the genetic variability seen today could have come about? I don't know that much about meiosis, but isn't there a very limited number of ...
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1answer
71 views

Can nature create codes and specified complexity? [closed]

Is there an example of nature creating codes or specified complexity? It is said by Creationists that codes can only come from minds, and since DNA has a code, it was created by a mind. Is this true? ...
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2answers
215 views

How did fish evolve the ability to breathe on land?

Doesn't make sense. It would be like a human evolving the ability to breathe on the moon without a spacesuit. How would the organism be able to carry out such an evolutionary adaptation, when the ...
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1answer
85 views

What are uses of fossils? [closed]

What are the geological uses of fossils and how could it be utilised? From The Institute for Creation Science: Fossils are typically found in sedimentary rock, almost all of which were originally ...
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31 views

What prevents this blue lobster from becoming dominant?

Like everyone else in the world I saw the blue crustacean from becoming dominant? I would think the blue camo would be an evolution advantage.
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2answers
73 views

Could a normative population ever be non-heterosexual? [closed]

In the modern documentary called "Bi the way", one American geneticist said that if modern American youngsters may as well be functionally bisexual, then some generations ahead Americans could be ...
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1answer
306 views

Are we evolving to age slower, or to live longer aging at the same rate?

I wonder why most of us find senior people lovely and charming. Is it because to love grandpa and granny is vital to our survival as a species, in the same way as we love babies? If so, it would mean ...
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3answers
471 views

How does the modern theory of evolution solve these apparent problems? [closed]

I hold to the truth of Evolution, but I've encountered several problems with it, that I can't answer, and I can't find an answer for, despite much research. If would be great if anyone can answer ...
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329 views

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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0answers
34 views

What are the alternatives for humans evolving into a long distance runner with heavy fur? [closed]

A friend of mine told me that humans evolved out of the trees to become 20 mile long distance runners to force their prey into exhaustion. My friend continued to add that humans evolved to have far ...
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2answers
121 views

If not intelligent design, what is an alternative scientific theory to evolution? [closed]

In the popular culture, Intelligent Design is often portrayed as trying to be an alternate theory to evolution. However, as the following question points out, it is not scientific, and so cannot be ...
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4answers
153 views

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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292 views

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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155 views

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 ...
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30 views

Evolution 15 + 15 [on hold]

If I flap my hands for say, about 1hr everyday, and I teach my future children to repeat this and so on, theoretically (at least), how many generations would it take for my grand [sons ...] to be ...