Mucus production that blocks ducts of certain glands and lung passages is a symptom of ____________________. What will be an ideal response?


ANSWER: cystic fibrosis

Biology & Microbiology

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What will be an ideal response?

Biology & Microbiology

Which of the following is not a prion disease?

A. Bovine spongiform encephalopathy B. Subacute sclerosing panencephalitis C. Scrapie D. Creutzfeldt-Jacob disease

Biology & Microbiology

An allele that exerts its effects whenever it is present is

a) recessive. b) dominant. c) homologous. d) homozygous. e) heterozygous.

Biology & Microbiology

Which of the following digestive system structures is greatly expanded in size in koalas, resulting in a very large surface area for prokaryotes to digest plant material?

A) stomach B) rumen C) cecum D) gall bladder

Biology & Microbiology