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Nemo has a small fin because of a genetic loss of the gene Pitx1. This loss of gene activity is compensated for on the left side by the activity of a similar gene, called Pitx2. This breaks the symmetry and leaves the fish with only one hypomorph fin.
For further reference in a related species see
Genetic and developmental basis of evolutionary pelvic reduction in threespine sticklebacks. Shapiro MD, Marks ME, Peichel CL, Blackman BK, Nereng KS, Jónsson B, Schluter D, Kingsley DM. Nature. 2004 Apr 15;428(6984):717-23.
What else can I help you with?
In the movie Finding Nemo what did they call Nemo's hurt fin?
His lucky fin.
In Finding Nemowhat physical impairment causes Nemo's dad to worry about him?
Nemo has a bad fin (often called throughout the movie as his 'lucky' fin).
In Finding Nemo what physical impairment causes Nemo dad to worry about him?
Small right fin
What is Crushes and squirts handshake off of finding nemo?
Give me some fin [slaps fin], noggin' [bumps head], dude
What organ was nemo missing?
Nemo, the clownfish in the animated film "Finding Nemo," is missing his right fin, which is smaller than the left. This condition is often referred to as "lucky fin" in the film, symbolizing how he overcomes challenges despite his physical limitation. The story emphasizes themes of resilience, courage, and the importance of family.
In the movie Finding Nemo what did they call Nemo's hurt fin?
His lucky fin.
What does deformed fin means?
On a fish, it means a fin which is not its usual shape.
In Finding Nemowhat physical impairment causes Nemo's dad to worry about him?
Nemo has a bad fin (often called throughout the movie as his 'lucky' fin).
In Finding Nemo what physical impairment causes Nemo dad to worry about him?
Small right fin
What Was Nemo's Deformaty?
one fin was smaller then the other
What is Crushes and squirts handshake off of finding nemo?
Give me some fin [slaps fin], noggin' [bumps head], dude
Why do fish fins rip up?
This can be caused by "fin nipping" between other fish or fin rot, which is caused by keeping fish in poor conditions.
What are some disorders in finding nemo?
Nemo's right fin was smaller than his left making him a weak swimmer.The Small Octopus Nemo meets on his first day at school had a tentacle shorter than the rest of her's.The Baby Seahorse Nemo also meets on the first day of school is H2O intolerant.And the other fish Nemo meets says he is obnoxious.
What is one of Nemo's lines in finding Nemo?
Dad? I don't hate you.I Love you, Dad.Can you help me?no I can't... I have a bad fin!I live in an-enenenomy.
Why is a betta fish's tail fraying?
If there are long stringy pieces of fin left, it's tail biting caused by stress or boredom. Anything else, it's fin rot caused by filthy water. Way to go.
Why does Nemo have one fin larger than the other?
Because when he was a baby the barracuda that killed Coral scratched the side of his egg with his teeth leaving him injured.
Which perch fin is the the largest?
shark i think so is it
