Which type of epithelium is found in the inner lining of blood vessels?
a. simple squamous epithelium
b. stratified squamous epithelium
c. cuboidal epithelium
d. simple columnar epithelium
e. simple pseudostratified columnar epithelium
ANSWER: a
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Water with abnormally low oxygen levels is known as a(n): a. apoxic zone
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Assume that a researcher conducted a cloning experiment using a typical plasmid, transformed an appropriate host bacterial strain, and plated the bacteria on an appropriate X-gal medium. Blue and white colonies appeared
Which of the two types of colonies, blue or white, would more likely contain the recombinant plasmid? Why?
Why do NAD attach hydrogens to pyruvate?
What will be an ideal response?
Something is terribly wrong with Beth and Steve's newborn baby girl. A biopsy of her kidneys reveals that the kidney nephrons all have extremely short Loops of Henle. What will be the ultimate fate of the baby?
A. She may die because her kidneys cannot secrete K+ and H+ ions into the nephron tubule. B. She may die because her kidneys cannot reabsorb enough filtered water. C. She will live because the kidneys of fish, amphibians and reptiles function perfectly well without any Loops of Henle. D. She may die because her kidneys cannot filter urea out of the blood. E. She may die because her kidneys cannot reabsorb all the filtered sugars and amino acids.