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.
2 examples -
1.) in italy, ( limone ) a unique mutation protects them from developing atherosclerosis,
2.)theres mutation in bacteria too, this mutation allows bacteria to survive in the presence of antibiotic drugs, leading to the evolution of antibiotic-resistant strains of bacteria.
Answer:
sorry im not in that level
Explanation:
Answer:
c. Ecosystem science
Explanation:
<em>Sustainability is incorrect because it means the existence of resources for a long term.</em>
<em>Environmental science is incorrect because it is the branch of science that studies the processes and interactions that affect the environment.</em>
<em>Biodiversity science is incorrect because it is the study of various species that occupy a particular area.</em>
The correct option is c. Ecosystem science is the study of community of living organisms, how they interact with themselves and with non-living components of the community.
The answer to your question is D. Heat Transfer