All of the following pertain to the fluorescence microscope except
A. it is used to diagnose certain infections.
B. it requires the use of dyes like acridine or fluorescein.
C. it is a type of compound microscope.
D. it requires an ultraviolet radiation source.
E. it uses electrons to produce a specimen image.
Answer: E
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Fill in the blank(s) with the appropriate word(s).
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A) 10 B) 20 C) 40 D) 50
If an autosomal ____________________ allele is very common in a population, there is a chance that it will enter the
pedigree from outside the family.Fill in the blank(s) with the appropriate word(s).
Which of the following adaptations was a key to allowing conifers to be successful in diverse terrestrial habitats?
A. reduction of the sporophyte B. evolution of fruit C. evolution of pollen D. evolution of vascular tissues