In a Comparison of Two DNA Sequences Found in the Same

question 30

Multiple Choice

In a comparison of two DNA sequences found in the same location on homologous chromosomes, one of the homologs carries the sequence 5′-AACTACGA-3′, and the other homolog carries the sequence
5′-AACTTCGA-3′. Within a population, you discover that each of these sequences is common. Which of the following statements correctly describes theses sequences?

• A) They contain a SNP that may be useful for genetic mapping.
• B) They can identify a protein-coding region of a gene.
• C) They may cause disease.
• D) They may carry out RNA interference.

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Definitions:

Assimilation

Interpreting our new experiences in terms of our existing schemas.

Accommodation

In psychology, the process of modifying cognitive schemas to incorporate new information.

Existing Theories

The body of current hypotheses, ideas, and concepts that explain phenomena in a particular field of study.

Accommodation

In cognitive development, the process of altering one's existing schemas, or ideas, as a result of new information or experiences.