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irakobra [83]
1 year ago
11

What is the relationship (embryological, functional) between your lungs and the "gas bladder" of a perch?

Biology
1 answer:
DanielleElmas [232]1 year ago
7 0

"Gas bladders" and lungs are similar organs, although they serve different functions.

Both of them develop from a location in the upper throat i.e. the pharynx and are used to manipulate gases. They both contain a good blood supply.

However, the lung is used for breathing and is often found in land vertebrates, while on the other hand, the gas or swim bladder is used in the regulation of buoyancy and the latter is found in all other bony fishes e.g. perch.

Perch use the swim bladder to control their buoyancy by filling it with oxygen from their gills using a gland, which is known as a gas gland. This expands the bladder, thereby pushing the fish toward the surface of the water.

To learn more about swim bladder here

brainly.com/question/14431269

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The organelle that provides evidence for this theory is the mitochondria and the chloroplast.

<h3>What is the endosymbiotic theory?</h3>

The endosymbiotic theory is the theory which describes how the eukaryotic cells arose from simple prokaryotic cells.

In the endosymbiotic theory states that when two prokaryotic cells with several abilities came together, one engulfed the other and existed in a symbiotic relationship that enabled  the cells to meet their needs for survival an growth.

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In conclusion the endosymbiotic theory describes  how eukaryotic cells arose from simple prokaryotic cells.

Learn more about endosymbiotic theory at: brainly.com/question/1698852

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