Use the Following Information to Answer the Questions Below

question 10

Multiple Choice

Use the following information to answer the questions below.
Nucleotides can be radiolabeled before they are incorporated into newly forming DNA and can therefore be assayed to track their incorporation. In a set of experiments, a student-faculty research team used labeled T nucleotides and introduced these into the culture of dividing human cells at specific times.
-The research team used the setup to study the incorporation of labeled nucleotides into a culture of lymphocytes and found that the lymphocytes incorporated the labeled nucleotide at a significantly higher level after a pathogen was introduced into the culture. They concluded that

• A) the presence of the pathogen made the experiment too contaminated to trust the results.
• B) their tissue culture methods needed to be relearned.
• C) infection causes lymphocytes to divide more rapidly.
• D) infection causes cell cultures in general to reproduce more rapidly.
• E) infection causes lymphocyte cultures to skip some parts of the cell cycle.

---

Definitions:

Contact Information

Details provided to facilitate communication, typically including names, phone numbers, email addresses, and sometimes physical addresses.

Résumé

A document summarizing an individual's background, skills, and accomplishments, used typically in job applications.

Work Email Address

An email account specifically provided by an employer for business-related communications.

Keywords

Specific words or phrases that describe the contents of a document or website, used especially in improving search engine optimization.