Some cases of CJD may be caused by a mutation of the PrP gene.
Answer the following statement true (T) or false (F)
True
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Explain why a person whose intestinal lining cells continuously “leak” chloride ions into the intestinal lumen experiences dehydration.
What will be an ideal response?
Within the phylum Cnidaria, corals are most closely related to:
A. Hydra. B. jellyfish. C. sea anemones. D. Portuguese man-of-war. E. hydrozoans.
Which of the following statements describes the Domain Bacteria?
A. They are multicellular. B. They have linear chromosomes. C. They have prokaryotic cells. D. They have eukaryotic cells.
Linus Pauling demonstrated that:a
the structure of hemoglobin was altered by a mutation of a single gene. b. mutations only caused defects in enzymes. c. mutations alter the structure of RNA, but not proteins. d. mutations were inherited. e. the structure of hemoglobin was altered by mutations in any of a dozen genes.