What is the relationship between operators, transcription units, and operons?
a. Operators consist of transcription units and operons.
b. Operons consist of transcription units and operators.
c. Operators consist of multiple transcription units associated with a single operon.
d. Operons consist of multiple operators associated with a single transcription unit.
e. Operons consist of multiple transcription units associated with a single operator.
ANSWER: b
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Which of the following is the correct order for binary fission?
A. The cell elongates, replicates its chromosome, and separates the chromosome into the two parts of the cell, and a septum forms at midcell. B. A septum forms at midcell, the cell elongates, replicates its chromosome, and separates the chromosome into the two parts of the cell. C. The cell elongates, a septum forms at midcell, the cell replicates its chromosome, and separates the chromosome into the two parts of the cell. D. None of the choices are correct.
How do bulk flow and diffusion interact to enable respiratory systems to deliver oxygen quickly to all cells of the body?
What will be an ideal response?
What would be an easy way to determine if a skull is a mammal's skull?
A. Examine the teeth. B. Look for the remains of the tympanum. C. Look for air sacs in the skull. D. Measure the brain case volume.
Answer the following questions true (T) or false (F)
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