What might be an advantage to using an individual's own stem cells instead of pancreatic cell allografts to treat type I diabetes?
A. Stem cells can disable the immune responses that led to the diabetes state in the first place.
B. This process should be far cheaper than the surgical intervention needed for the allograft.
C.
You can't do this-stem cell research it is still theoretical, not approved by the FDA, and is currently illegal in the United States. As such, there is no advantage.
D.
If you were able to use a person's own cells, it would be considered an autograft rather than an allograft. As such, there should be no HLA/MHC matching required, and no long-term anti-rejection drugs needed.
D
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Which of the following examples is most similar to the plan that conservationists have for restoring the Florida panther population?
A. Reintroduction of captive bred California condors B. Creation of African wildcat kittens using cloning C. Reintroduction of male prairie chickens from neighboring states D. Exchange of grizzly bears between neighboring populations E. Creation of European hedgerows between stands of forest
__________ occurs in different patterns depending on the species and selection pressures. Fill in the blank(s) with the appropriate word(s)
Most biologists agree that the most important metabolic pathway of living organisms is photosynthesis because its products directly or indirectly affect most living organisms.
a. true b. false
Which of the examples below are polymorphic traits? Select all that apply.
A. Lactose tolerance and intolerance in humans. B. A population of lilies that contains equal proportions of both blue and white flowering individuals. C. The A, B, and O blood types found in humans. D. Hair loss in malnourished, captive chimpanzees. E. The change from white coat in winter to brown coat in summer in Arctic fox populations.