Match the stain with it's role in the staining procedure

Methylene blue
A) Mordant for Gram Stains
B) Mordant for Endospore Stain
C) Primary stain for Endospore Stain
D) Secondary stain for Acid-Fast stain


D) Secondary stain for Acid-Fast stain

Biology & Microbiology

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Mutations to ABC transporter genes contribute to cystic fibrosis

__________________ Indicate whether the statement is true or false.

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Select all of the following relationships between the skeletal and muscular systems that produce movement of the body.

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The role of decomposers is important to all of the following cycles except the 

A. carbon cycle. B. hydrologic cycle. C. nitrogen cycle. D. phosphorus cycle.

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Molecular biology can be used to support the theory of evolution. Which of the following is an example of molecular biology being used for this purpose?

A) comparing the DNA of a freshwater and saltwater snail B) recognizing that the wings of flies and the wings of bats are analogous structures C) observing how embryos of frogs and humans develop D) identifying the geographic areas where different finches live

Biology & Microbiology