Heartbeat types, circulation of blood in animals and blood cells

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எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்

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Choose \(two\) correct statements from the below statements:

Answer variants:

Life span of platelets is about 8 to 10 days

Leucocytes have respiratory pigments that transport oxygen

Veins are superficially located

Amphibians have four chambered heart

A myogenic heart is seen in Annelids and Arthropods

Correct statement \(1\):

Correct statement \(2\):

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21. Heartbeat types, circulation of blood in animals and blood cells