Disease may either be associated with illness or be ______.

Rickets（ ） a childhood disease caused by deficiency of vitamin D and sunlight associated with impaired metabolism of calcium and phosphorus

β Sheets permit the formation of ______ fibers—insoluble protein aggregates that include those associated with neurodegenerative disorders, such as Alzheimer’s disease and prion diseases.

The pseudomembrane is usually associated with which disease A: tuberculosis B: scarlet fever C: acute pharyngitis D: whooping cough E: diphtheria

One of the biggest environmentla problems associated with landfills is the A: increase in disease organisms B: leachage groundwater contamination C: settling process D: partial degratation of waste E: addition of greenhouse gases

Which is one of unusual factors associated with an increased risk of developing hepatocellular carcinoma? ( ) A: Hepatitis B or C chronic infection. B: Wilson’s disease C: Aflatoxin B1 D: Ethanol<br/>chronic consumption

PCR is used to detect _____________________. A: COVID-19 viruses B: HIV infection C: tubuculosis infection D: disease-associated genetic mutations

The word "adenopathy" means _______________. A: disease of a gland B: disease of the testis C: disease of the pancreas D: disease of the pituitary

For an AD disease, only 80% of individuals with heterozygote genotypes actually develop the disease symptoms. This indicates that A: penetrance of this disease is 80%. B: penetrance of this disease is 20%. C: expressivity of this disease is 80%. D: expressivity of this disease is 20%.

Which disease is named after apatient? A: Parkinson’s Disease B: Alzheimer’s Disease C: Lou Gehrig’s Disease D: DownSyndrome