DNA Can Be Isolated from Cells, and the Different Types

question 81

Multiple Choice

DNA can be isolated from cells, and the different types of DNA from the cell can be separated by density gradient centrifugation. The following figures show the density gradient centrifugation profiles for DNA isolated from four different cell types: plant, animal, wild-type yeast with a plasmid, and petite yeast.
- Which figure has the DNA profile for the petite yeast?

• A) 1
• B) 2
• C) 3
• D) 4

---

Definitions:

Urban and Rural

Terms used to describe geographical areas, with "urban" referring to areas that are densely populated and "rural" referring to areas that are less populated and often characterized by farming or agriculture.

Case Study Method

A research strategy that involves the in-depth study of one or more cases within their real-life context.

Ethical Considerations

involve the principles and values that guide decisions and actions by highlighting what is right, fair, and just.

Cause-and-Effect Relationship

Describes a relationship where one event (the cause) makes another event happen (the effect).