FIGURE 3. DNA was extracted from yolk sacs of E9.5 embryos derived from Tak1+/A intercrosses. The researcher used what methods to generate the results in B. A T E1 B SA 6.7kb- 2.7kb- Hd3 B-geo A/A+/A +/+ Hd3 Hd3 1kb IPLAP E2
FIGURE 3. DNA was extracted from yolk sacs of E9.5 embryos derived from Tak1+/A intercrosses. The researcher used what methods to generate the results in B. A T E1 B SA 6.7kb- 2.7kb- Hd3 B-geo A/A+/A +/+ Hd3 Hd3 1kb IPLAP E2
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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
Transcribed Image Text:**FIGURE 3.**
**Description:**
The diagram and accompanying data display the results of genetic analysis performed on E9.5 embryos, specifically those derived from Tak1+/Δ intercrosses.
**Panel A: Schematic Diagram**
- This section illustrates a genetic construct used in the study.
- The diagram includes:
- Restriction sites labeled as "Hd3."
- Exon regions marked as "E1" and "E2" flanking the construct.
- An integration sequence represented by triangles which include:
- **β-geo:** A fusion gene used as a reporter.
- **PLAP:** Placental alkaline phosphatase gene, indicated in purple.
- The scale bar indicates the distance between elements is 1 kb (kilobase).
**Panel B: Gel Electrophoresis Results**
- This section shows the results of DNA extraction and gel electrophoresis:
- Three lanes are labeled as Δ/Δ, +/Δ, and +/+.
- Two prominent DNA bands are observed, aligning at approximately 6.7 kb and 2.7 kb.
- These results represent different genotypes:
- **Δ/Δ:** Homozygous deletion.
- **+/Δ:** Heterozygous.
- **+/+:** Wild type or non-deleted.
This analysis is instrumental in determining the genetic modifications present in the embryonic samples and verifying the successful integration and expression of experimental constructs.
Expert Solution

Step 1: Explaining what is happening in the image
In this process it is clearly seen that some kind of DNA or a gene is isolated. Later on different segments of DNA are separated in the next step.
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Solved in 3 steps

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