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The genes of organisms that look very different are surprisingly similar. For example, human DNA sequences are over 95% identical to chimpanzee sequences and around 50% identical to banana sequences.
You have to go back in time a long way to find a common ancestor between humans and bananas, but ultimately they have both emerged from the same family tree, the tree of life, and that is why they share common characteristics.
Restricted
Bananas have more brains.
AugustusMasonicus
Restricted
Bananas have more brains.
So when someone calls me a 'banana brain' it is not an insult?
I feel better now.
~Lucidity
I'm no biologist, but I believe 50% similar isn't all that similar in genetic terms.
But both humans and bananas do have peels and do love to hang around in bunches and we both love to dance!
ETA: Do you know that Great Britain has extremely exacting standards on bananas they allow to be imported into their country? If it's too curved or too long, it's rejected. I only know this because a close friend of mine was an auditor who audited the people who measured the bananas!
edit on 3/26/2014 by ~Lucidity because: (no reason given)
ipsedixit
Most of both are "yellow".
2nd.
WarminIndy
OK, so you have given two...but I'm not sure that counts. But so far, you have offered the most.
rickymouse
I think I have one of those banana brains in my other head. It really likes to monkey around with women.
GetHyped
WarminIndy
OK, so you have given two...but I'm not sure that counts. But so far, you have offered the most.
Lucidity is joking.
50% DNA difference is a massive amount. We share 98.7% of our DNA with chimps and bonobos and look how different we are as species.
bastion
reply to post by WarminIndy
I think you've misunderstood the sentence, probably because it's so poorly worded.
They're not saying we share characteristics (i.e behaviours, traits) with bananas, it's saying our DNA is similar as millions years ago we shared a common ancestor.
Maxatoria
They are probably the most basic things like chemical processes to convert things from one form to another mainly
WarminIndy
Bastion, this is what they are teaching children. So how exactly am I supposed to think about the statement. Common characteristics means...something in common that is phenotypically observed.
InverseLookingGlass
reply to post by WarminIndy
No expert, but I'm game.
things in common:
have cells that can moderate complex chemistry and self replicate.
can synthesize proteins
can synthesize enzymes
have roughly similar reproductive blocks
use polysaccharides for structures
use mono-saccharides for energy storage