What do all of the following have in common; alveolus, villus, nephron? 

A. They are all involved in producing enzymes.
B. They are all involved in exchanging materials with blood in capillaries.
C. They are involved in getting things into cells.
D. They have nothing in common.


B. They are all involved in exchanging materials with blood in capillaries.

Biology & Microbiology

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Which process results in the creation of mRNA?

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Localized swelling of a scratch accompanied by fever, malaise, and swollen lymph nodes may result from infection with

A) Rickettsia rickettsii. B) Pseudomonas aeruginosa. C) Propionibacterium acnes. D) Bartonella henselae. E) Microsporum canis.

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Multiple protein complexes associated with the cellular respiration are known as

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Fibronectin is a multidomain extracellular matrix protein that forms the core of a proteoglycan aggregate.

a. true b. false

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