In genetic goitrous cretinism, the phenotype is caused by accumulation of thyroid hormone and its breakdown products
a. True
b. False
Indicate whether the statement is true or false
False
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A rural farm worker is brought to the clinic, experiencing a cluster of nodular skin lesions on his arm. Some of the lesions have ulcerated. The worker indicates that he frequently gets scratches and abrasions on his hands and arms and that the first nodule appeared several weeks after he had removed a sliver. The nodules have been progressing slowly for the past six weeks. What is the most likely infection?
A. Necrotizing fasciitis B. Candidiasis C. Subcutaneous mycosis D. Erysipelas
A prokaryote that occupies a habitat consisting of a low pH is a(n)
A. basophile. B. hydrophile. C. thermophile. D. halophile. E. acidophile.
Which of the following statements about fats is INCORRECT?
A. Fats are a good source of energy. B. Fats contain approximately 2 hydrogens per carbon in the molecule. C. Most fats do not dissolve in water. D. Fats contain nitrogen, carbon, hydrogen, and oxygen atoms.
The person known to history as "Typhoid Mary" was identified by public health officials as a source of typhoid fever, although she reported she had never had typhoid fever. Which of the following is the most accurate description of her in this scenario?
A. contact carrier B. human carrier C. reservoir D. both a human carrier and a reservoir E. a reservoir but not a carrier