Okazaki fragments are attached to the growing end of the lagging strand by ________.
A. DNA ligase
B. DNA polymerase
C. DNA helicase
D. DNA gyrase
E. primase
Answer: A
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Dormant, thick-walled resting cells of cyanobacteria that are resistant to desiccation are called ________.
A. hormogonia B. thylakoids C. baeocytes D. akinetes
You are viewing an image from a microscope in which the specimens in the smear have more than one color. You are probably looking at
A) a smear stained with a differential stain. B) a specimen stained with various fluorescent molecules. C) a scanning tunneling micrograph. D) a specimen on a dark-field microscope. E) either a specimen stained with a differential stain or fluorescent molecules.
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
When grouping organisms, which classification is most specific for a particular type of organism?
A. Kingdom B. Phylum C. Order D. Family E. Species