6. Bony fish, reptiles and marine mammals all use lungs for oxygen exchange? T/F

Armadillos spend a lot of time digging in soil to find insects and plant roots to eat as well as make the burrows they live in. Describe how their forelimb bones have adapted to give them the ability to dig well. H ▼ E▾ B I A▾ X₂ X² Ω· ||| 슨 X

1. Bicarbonate in the plasma allows carbon dioxide to be transported without disrupting the of the blood. A. glucose level B. clotting proteins • C. pH D. immune function

Exercise 3 # 1 - What are acclimatizations to high altitude? Choose all correct. O larger heart O larger lungs V increased production of red blood cells O increased respiration Question 4 Exercise 3 #4 - What adaptation(s) has/have Andeans evolved for life at high altitude? O increased respiration O higher capillary density O more red blood cells than other populations O increased blood flow Question 5 If an Andean came to visit you at West LA College, which is at sea level, would they lose their adaptation to altitude? O No, because bodies do not change in new environments. O Yes. Because they would no longer need their high altitude adaptation, their body would soon perform like that of a lowlander. O No, because they have an evolved adaptation to high altitude that makes them genetically different from lowlanders.