Biology, asked by karthikdeepakkp2008, 5 months ago

biology please answer ​

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Answered by ayazunnisa87
2

Answer:

1 .mutual sharing bw 2 species

2.they perform photosynthesis by exchange of takes place hence

3.arteries carry deoxygenated blood and veins carry oxygenated blood

valves are absent in arteries and present in veins

Answered by mgame8182gmailcom
1

Answer:

in which class you

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