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Blueberries, cranberries, and huckleberries-like dark skinned bunch grapes-
contain restorative, a potential anticancer agent. That’s a new finding from
preliminary data from ARS collaborative studies with Rutgers University-
New Jersey and Ag Canada, Kent ville, Nova Scotti. Restorative protects
dark-skinned bunch grapes from fungal diseases and provides health
benefits to consumers, including protection from cardiovascular disease.
The compound’s anticancer potential warranted its examination in other
fruits.
Using gas chromatographic and mass spectrometric procedures, the
scientists measured the restorative content of 30 whole fruit samples of
blueberry, cranberry, huckleberry, and related plants representing 5 families
and 10 species of Vaccination fruit. They found that several samples
contained varying amounts of the compound. Analysis of extracts of the skin,
juice/pulp, and seed of muscadine grapes showed that its concentration in
fruit skin was highest. Levels in the juice/pulp were much lower than in either
skin or seeds. Researchers are continuing to analyze more Vaccination and
muscadine samples. Future research goals will include enhancing production
of restorative in selected species.
40. What does the second paragraph talk about?
A. More Vaccinium and muscadine will be analyzed.
B. Researchers plan to produce resveratrol in large scale.
C. Several samples contains various amount of resveratrol.
D. The experiment showed that resveratrol is mostly concentrated in the fruit
skin.
E. The experiment analyzes 30 fruit samples of blueberry, cranberry and
huckleberry.
41. How many fruit samples are used in the research?
A. 3
B. 5
C. 10
D. 25
E. 30
42. What is the purpose of the text?
A. To tell kinds of fruits
B. To describe some fruits
C. To persuade people to keep health
D. To inform the importance of research on fruits
E. To report the result of a research on certain fruits
43. We can conclude that the research will be…
A. Stopped
B. Continued
C. Postponed
D. Carried out
E. Minimized
Antibiotic is a drug produced by certain microbes. Antibiotics destroy other microbes
that damage human tissues. They are used to treat a wide variety of diseases,
including gonorrhea, tonsillitis and tuberculosis. Antibiotics are sometimes called
‘wonder drugs’ because they can cure diseases such as meningitis, pneumonia and
scarlet fever. But when the antibiotics are overused, or misused, these drugs make a
person sensitive being attacked by a superbug.
Antibiotics do not always distinguish between harmless and dangerous microbes. If a
drug destroys too many harmless micro-organism, the pathogenic ones -the
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