Type II Restriction Endonucleases

question 78

Multiple Choice

Type II restriction endonucleases

• A) are heterodimers.
• B) natively function to methylate specific nucleotides and prevent foreign DNA from being incorporated into the genome.
• C) recognize nucleotide sequences that are palindromic.
• D) require ATP energy to cleave dsDNA.

---

Definitions:

Case-Control Study

A type of observational study that compares individuals with a specific condition or disease (cases) to others who do not have the condition (controls), looking for factors that may contribute to the disease.

Longitudinal Study

A research design that involves repeated observations of the same variables over short or long periods of time to detect patterns, trends, or changes.

Experimental Design

A plan for conducting research that is structured to test hypotheses by controlling and manipulating variables to establish cause-and-effect relationships.

Correlational Study

A research method that examines the relationship between two or more variables to determine if they are associated in some way.