A. The different length and different sequence are a good indication they are front different genes and probably have different functions.
Answer:
A shark's skeleton is made of cartilage , a type of strong but flexible tissue .Most other fish are covered in smooth , flat scales . A shark is covered in sharp , toothlike scales called denticles . Most other fish have flaps over their gills.
Explanation:
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Answer:
react with antigens and destroy them
Hello!
I believe the correct answer to your question would be sister chromatids.
Hope this helps, and have a lovely rest of your day :)
