2 to drddfdeee shark week say hey to ask so we so so will ask week
The answer would be , the sum of all genetic traits in a population’s individuals at any given time
The first level consumer would get 50 units of energy
at each level of consumers it goes down by 10%
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.
