Which is incorrect about hepatitis A infection?
A. HAVRIX is an inactivated vaccine for prevention.
B. It has flu-like symptoms with discomfort near the liver and darkened urine.
C. It predisposes a person for liver cancer.
D. Iimmune globulin therapy helps decrease the severity.
E. It is transmitted by the oral-fecal route.
Answer: C
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Conservationists will take snow geese off the endangered species list when the population hits 10,000
If populations are sustaining growth at r = 0.088 and the population in 2001 is 3000 individuals, in what year will snow geese be taken off the endangered species list?A) between 2106 and 2109 B) between 2009 and 2012 C) between 2012 and 2015 D) between 2015 and 2018
The pedigree chart depicts the inheritance pattern of ________. Circles depict females and squares depict males. Colored shapes represent affected individuals (expressing a trait) and uncolored shapes are unaffected (do not express a trait).
A. an autosomal recessive characteristic with both parents being homozygous recessive B. an autosomal recessive characteristic with both parents being heterozygous C. an autosomal dominant characteristic with both parents being homozygous dominant D. None.
Which of the following is (are) proposed to be a function of telomeres?
a) They are required for the complete replication of the chromosome. b) They prevent the ends of chromosomes from fusing with one another. c) They form caps that protect the chromosomes from nucleases and other destabilizing influences. d) All of the choices are correct.
Dental caries are the most common human disease.
Answer the following statement true (T) or false (F)