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Jlenok [28]
3 years ago
12

Researchers analyzed records of hospitalization for heart disease in two Ohio cities, Bowling Green and Kent. A city ordinance e

nacted in Bowling Green banned smoking in public areas. Results indicated that hospitalization rates for the two cities were similar before the smoking ban, but hospitalization rates decreased in Bowling Green compared to Kent following the smoking ban. A potential threat to internal validity that will need to be ruled out is: _____________
Health
1 answer:
Greeley [361]3 years ago
8 0

Answer:

vi eat you

vi eat yo

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What would you expect to happen to the incidence and prevalence of a disease if a new drug were discovered that prevented mortal
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Answer:

Incidence unchanged, prevalence increases.

Explanation:

Disease can be caused by the pathogens like virus, bacteria, fungi and plasmodium. The infection fro the disease also depends on the immunity of the individuals.

Discovery of the drug requires different experiment and observations. The drug that prevents the mortality but not able to cure the disease. This do not change the disease incidence but might not able to the increase in the prevalence of the disease.

Thus, the answer is incidence unchanged, prevalence increases.

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Who determines whether a dietary supplement is safe?
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Which of following statements are true? Proteins are readily used by the body for energy. Proteins are made from amino acids. Pr
svlad2 [7]

Answer:

Proteins are made from amino acids.

DNA contains the code for building proteins.

Explanation:

"Proteins" are made of<em> small organic molecules</em> called<em> "amino acids." </em>These are its building blocks and it helps make the protein in its linear chains.

Proteins are not readily used by the body for energy, instead the body readily uses carbohydrates for energy.

Proteins do not contain the code for building DNA, rather, the DNA contains the code for building proteins. These codes are like DNA instructions which are converted into an<em> "RNA message."</em> This message is then translated in order to produce protein.

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