After Schiff reagent, tissues are rinsed in a sulfite solution to:

a) fix the stain in the tissue
b) differentiate the stain
c) remove the excess leucofuchsin
d) oxidize the tissue


Answer: c) remove the excess leucofuchsin

Biology & Microbiology

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The risk for kidney stones increases in individuals who have a diet high in ________. a. proteins b. All of these choices

c. cellulose d. fats e. carbohydrates

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Speculate on the origin of the restriction enzyme called EcoRI

What will be an ideal response?

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Substrate phosphorylation occurs when protons pass through ATP synthase and combine with oxygen to make water. 

Answer the following statement true (T) or false (F)

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Widow's-peak hairline in humans is dominant to non-widow's-peak hairline. If a person has a widow's-peak hairline, what is his or her genotype?

A) The genotype is either heterozygous or homozygous dominant. B) The genotype is either homozygous dominant or homozygous recessive. C) The genotype must be homozygous recessive. D) The genotype must be homozygous dominant. E) The genotype must be heterozygous.

Biology & Microbiology