Restriction Endonucleases in Bacteria May Have Evolved in Order to

question 68

Multiple Choice

Restriction endonucleases in bacteria may have evolved in order to

• A)carry out natural genetic engineering.
• B)protect the bacteria from infection by viruses.
• C)use nucleic acids as a food (energy)source.
• D)All of the choices are correct.

Understand the use and interpretation of z-scores across various test types.

Distinguish between percentile rank and percentage correct.

Understand age norm comparisons and their relevance in educational testing.

Calculate and interpret standard deviation and its application in the normal distribution curve.