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27. Digestion and nutrition in human beings, circulatory system and transportation

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

Answer variants:

Heterotrophic nutrition involves the intake of complex polymers prepared by the autotrophs

Epiglottis prevents the entry of the food into the respiratory tract

Fishes respire through the trachea and spiracles

Blood is not a connective tissue as it is a fluid

Correct statement \(1\):

Correct statement \(2\):

Did you find an error?