Match each of the following structures with its correct definition A. The exchange of gases with the respiratory medium
B. Respiratory structures that represent invaginations of the body
C. Extensive system of air tubes in insects
D. Air hole on insect exoskeleton that controls air flow.
E. Small air pocket of mammalian lung
F. The air tubes of the unique respiratory system of insects
1. Breathing

2. Lungs

3. Alveoli

4. Tracheae

5. Tracheal system

6. Spiracles

identify the dna change shown in the diagram and explain how that change can result in the increased genetic diversity often seen among siblings.identify the dna change shown in the diagram and explain how that change can result in the increased genetic diversity often seen among siblings.v

lunar landing mission. apollo 11 was the first manned mission to land on the moon. the first steps by humans on another planetary body were taken by neil armstrong and buzz aldrin on july 20, 1969. the astronauts also returned to earth the first samples from another planetary body.

explanation:

c. establishing proper sleep hygiene

well, i believe that the answer is 2. : 3