Question

in birds the three arches which persist during adulthood
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Answer 1

hey mate here is your answer

1.childhood

2.pre adolesant

3.adolesant

and then

4.adulthood

hope it helps

plz mark as brainlest

Answer 2

Many people are of the view that all arches persist in the birds at the same time. This however is something that you should be condemned.

Explanation:

Only 3 arches are accepted in the birds during adulthood. The arc prevalent in birds during adulthood are as follows.  

• Carotid Artery: This is depicted as the 3rd arch.  
• The Aorta: This is depicted as the 4th arch.
• Pulmonary Artery: This is characterized as the 6th arch.

These are the three arches that persist in birds during adulthood.

To know more:

What evidence supports the model that the gill arches in fish are homologous to the moddle ear bones in mammals?

https://brainly.in/question/2995133