If the inner lining of the air sacs neither thin nor highly vascularized, then it can be inferred that AIR SACS ARE CANNOT BE THE SITES OF GASEOUS EXCHANGE BETWEEN AIR AND BLOOD. Air sacs are generally lined with mucus and surrounded with blood capillaries.
In case of birds, air sacs play an important role in respiratory system.
Hey ur answer should be A and C
Answer:
the wrong RNA sequence will be made & therefore the wrong amino acid chain could be made
Explanation:
Answer:
AUG UUU CAA UCU CUC AUC UAG
Explanation:
