Which of the Following Processes Uses Labeled Probes to Visualize

question 55

Multiple Choice

Which of the following processes uses labeled probes to visualize the expression of genes in whole tissues and organisms?

• A) RT-PCR
• B) in situ hybridization
• C) DNA microarrays
• D) RNA interference

---

Definitions:

Bundle Sheaths

Layers of tightly packed cells surrounding vascular bundles in plants, playing a key role in the process of photosynthesis in certain species.

Stipule Cells

Cells found at the base of the petiole in some plants, forming a structure known as a stipule, which may protect budding leaves or other functions.

Waxy Layers

Protective coatings found on the surfaces of plants and some insects, preventing water loss and providing defense against pests.

Mesophyll Cells

Specialized cells in plant leaves where photosynthesis takes place.