At what partial pressure of oxygen do half the
heme groups in human blood have oxygen
bound?
a. 30 mm Hg
b. 100 mm Hg
c. 70 mm Hg
d. 104 mm Hg
e. all of these
A
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Four of the five answers listed below are compounds associated with anaerobic pathways. Select the exception
a. pyruvate b. lactic acid c. ethanol d. oxaloacetate e. phosphoglyceraldehyde (PGAL)
The newest issue of your favorite science magazine has an article about several recently discovered archaeans. These organisms were found living in swamp mud. Based on this information, these archaeans are probably halophiles.
Answer the following statement true (T) or false (F)
In performing a bacterial spore staining techniques, the primary stain is
A. Methylene blue B. Cotton phenol blue C. Carbolfuchsin D. Malachite green E. Crystal violet
Which of the following are derived from mesoderm? (Check all that apply.)A) BloodB) Epidermis of skinC) HeartD) KidneyE) Lining of the digestive tractF) Lining of the respiratory tractG) MusclesH) Nervous systemJ) SkeletonK) Somites
What will be an ideal response?