this post was submitted on 11 Aug 2024
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Science Memes

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[–] [email protected] 139 points 1 month ago (2 children)

Thats a teosinte seed; teosinte is the grass ancestor of corn that still grows in Mexico.

[–] [email protected] 17 points 1 month ago (2 children)

So its the corn that is genetically modified.

[–] anzo 16 points 1 month ago (2 children)

Ancestor is not the same as non GMO. One could say that primates in Madagascar are ancestors to human. But there's no human population that is either GMO or went through the process of selective breeding.

[–] [email protected] 30 points 1 month ago (3 children)

True, but people selectively bred teosinte into corn.

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[–] [email protected] 1 points 2 weeks ago

selective breeding

I wonder, isn't sexual selection a form of "selective breeding"?

[–] [email protected] 6 points 1 month ago
[–] [email protected] 53 points 1 month ago

Back then you would get 5 popcorn per bucket at the movies.

[–] [email protected] 36 points 1 month ago (1 children)

Gregor Mendel entered the chat ...

[–] [email protected] 27 points 1 month ago (1 children)

"You again! Ya filthy pea fondler!!"

[–] [email protected] 6 points 1 month ago (2 children)

And I will fondle yours too, give them here!

[–] [email protected] 5 points 1 month ago

Mushy peas are best as a side dish, so make sure to take them to dinner first.

[–] [email protected] 3 points 1 month ago

"Aww, my little sweatpea!"

[–] [email protected] 25 points 1 month ago (2 children)

Not sure what this is trying to say, but this seems to conflate genetic modification with selective breeding!

[–] [email protected] 73 points 1 month ago (1 children)

Selective breeding is a form of genetic modification. That’s what it’s trying to say.

[–] [email protected] 14 points 1 month ago* (last edited 1 month ago) (2 children)

By the individual definitions of the words, yes. However in actual use, genetically modified means modification through direct methods such as chemical agents, enzymes, or electroporation.

Edit:

This isn't my opinion. Here is an article in Nature: https://www.nature.com/scitable/topicpage/genetically-modified-organisms-gmos-transgenic-crops-and-732/

You can selectively breed rabbits for 1000 years and not get a glow in the dark rabbit that can be made in a week in a lab.

https://www.google.com/amp/s/amp.theguardian.com/world/2013/aug/13/glow-in-dark-rabbits-scientists

[–] [email protected] 13 points 1 month ago (1 children)

Sure, but you could selectively breed rabbits for 1,000,000 years and get a glow in the dark rabbit; GFP is just a protein like any other - if you painstakingly selectively breed for a specific DNA sequence, you'll eventually get it regardless of your starting genetic pool. Classic selective breeding is a form of genetic modification - modern genetic modification methods are just way faster.

I agree that we don't currently know enough about genetics to utilize genetic modification without unforeseen side effects, and so there should be limitations on what we're able to genetically modify until we can show that we understand it well enough to meaningfully minimize potential issues, but those same issues occur with selective breeding - they're, again, just slower.

[–] [email protected] 5 points 1 month ago (4 children)

That's all beside the point that actual scientists use GMO to mean directly genetically modified and not selective breeding.

The speed of a technology is a substantial difference.

Claiming selective breeding is GMO because they are both artificial genetic modifications is like saying a horse and an Boeing 747 are both just transportation.

[–] [email protected] 3 points 1 month ago (1 children)

a horse and an Boeing 747 are both just transportation.

But… they are.

[–] [email protected] 3 points 1 month ago

And like GM technically including selective breeding if you look at the words individually, no one would confuse getting their New York MTA pass as including horse rides even though Transportation is the T in MTA. Actual scientists use GM to mean methods other than natural or selective breeding.

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[–] [email protected] 7 points 1 month ago (1 children)

Selective breeding modifies the genes, so... No.

[–] [email protected] 1 points 1 month ago
[–] [email protected] 15 points 1 month ago

You may not like it but this is what peak corn looks like

[–] [email protected] 13 points 1 month ago (3 children)

Which person decided to domesticate that thing. Just like "hey I found this weird looking grass fruit wanna enslave it" and chief's like "hell yeah of course I wanna enslave it!" and then they just ate increasingly beady grass for a few thousand years

[–] [email protected] 19 points 1 month ago

They just realized it was edible, thought to save some to plant, and then the big idea was whenever they realized they should save the biggest ones to replant

[–] [email protected] 18 points 1 month ago

Wrong, the grass enslaved humanity. It was like "I hear wheat is doing well, I wanna get a hominid slave species that will protect me from pests and propagate my genetic line whilst literally clearing away all competing plants for miles."

And corn got their slaves, and as the plant relaxed over successive generations they grew more bready and delicious because the only predator eating them was also ensuring their monocrop dominance so get fat and whatever who cares!

[–] [email protected] 3 points 1 month ago

You need to stop, you’re too corny for anyone too like you, and honestly when you showed everyone cream corn at the family gathering it was not what anyone wanted to see, and really pop corn? Nobody should ever want pop corn. Anyway if you really like corn you can have it at home, but not while we’re eating out.

[–] [email protected] 12 points 1 month ago (1 children)

Thanks to capitalism however we can re buy the seed every season and insure Monsantos earnings please the shareholders

[–] [email protected] 2 points 1 month ago

Thanks to assholes

Ftfy

Because we will never be free of assholes, regardless of the system.

[–] [email protected] 9 points 1 month ago* (last edited 1 month ago)

We should recognize the tremendous efforts of prehistoric American botanists for selectively breeding so many major food crops. Maize, tomatoes, peppers, potatoes, squash, beans, avocado, cacao, peanuts, papaya, and pineapples are among the many crops first developed in pre-1492 America.

[–] [email protected] 8 points 1 month ago (3 children)

Do people use breed and generically modify interchangeably? Are they actually the same

[–] [email protected] 22 points 1 month ago

Selective breeding is a way to pick out the genetic traits you prefer so technically yes but it’s not how people typically use β€œgenetically modified.”

[–] [email protected] 9 points 1 month ago

No they are not the same. GMO is defined as using genetic engineering to modify an organism. Breeding, or recombination, does not qualify as GMO. But I’m sure there are a lot of people that lump breeding with genetic engineering, so it’s really all in who you ask.

[–] [email protected] 8 points 1 month ago (1 children)

We get to choose the genes when genetically modifying, and it usually takes a few years (plus health metrics and research once complete).

Contrary, when selectively breeding we can breed for traits which we are not guaranteed to actually get, and it takes a few decades (plus health metrics and research once complete).

[–] [email protected] 9 points 1 month ago (1 children)

when selectively breeding we can breed for traits which we are not guaranteed to actually get, and it takes a few decades (plus health metrics and research once complete).

Nobody will make you confirm your randomly bred variant is actually healthy, or even non-harmful, and you can sell it without publishing a thing.

[–] [email protected] 1 points 1 month ago (1 children)

Gmos go through far more rigorous testing requirements than new organisms created by traditional means. you've got it completely backwards.

[–] [email protected] 3 points 1 month ago (1 children)
[–] [email protected] 2 points 1 month ago

I'm an idiot. My bad.

[–] [email protected] 4 points 1 month ago

Country girls made do.

[–] [email protected] 2 points 1 month ago

Hard core corn

[–] [email protected] 2 points 1 month ago
[–] [email protected] 2 points 1 month ago* (last edited 1 month ago) (1 children)

EDIT: OP cleared up the confusion, thanks for that I ... what? This is such a gigantic leap, going from Teosinte to modern day mazie and calling it a GMO, what is it even suppoed to mean? We shouldn't use domesticated plant? I am seriously scared by the lack of what I consider to be general knowledge of breeding in the general population, have people stopped going to school in the last 5 years?

[–] [email protected] 15 points 1 month ago (3 children)

It's pro-GMO, showing we've always modified plants.

[–] [email protected] 4 points 1 month ago (1 children)

Well, alright thanks for clearing that up. I understand the meme now, although I still struggle with the ... unusual use of terminology. But yes, it very much makes sense to show teosinte then!

[–] [email protected] 1 points 1 month ago

Then again, depending on if you count CRISPR gene editing as GMO, the terminology fits perfect. CRISPR does exactly the same as breeding, just with perfection and knowing what happend on molecular biological level.

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