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DNA technologies in beef breeding

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Introduction

Introduction

1 quiz
- Introductory survey – DNA technologies in beef breeding
DNA technologies in beef breeding

What is DNA?
Sample types used for DNA testing

1 quiz
- Test your knowledge: DNA technologies in beef breeding
Applications of DNA technologies in beef breeding

Applications of DNA technologies in beef breeding
Parentage verification

1 quiz
- Test your knowledge: Parentage verification
Management of genetic conditions
Management of qualitative traits

1 quiz
- Test your knowledge: Management of qualitative traits
Use in genetic evaluation

2 Topics
|
1 quiz
1. Other uses of DNA
2. Other potential applications
- Test your knowledge: Use in genetic evaluation
Conclusion

Conclusion

1 quiz
- Wrap up survey – DNA technologies in beef breeding

quiz 4 of 6

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Test your knowledge: Management of qualitative traits

Meat & Livestock Australia May 10, 2024

DNA technologies in beef breeding Management of qualitative traits Test your knowledge: Management of qualitative traits

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Question 1 of 8

1. Question
TRUE or FALSE: Genetic conditions are only found in some breeds of cattle
- True
- False
Correct

Incorrect
Question 2 of 8

2. Question
TRUE or FALSE: Most genetic conditions have a DNA test available.
- True
- False
Correct

Incorrect
Question 3 of 8

3. Question
TRUE or FALSE: Genetic conditions are caused by an abnormality in an individual’s DNA.
- True
- False
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Question 4 of 8

4. Question
TRUE or FALSE: Where available, DNA tests can be used to manage the incidence of a genetic condition in a population.
- True
- False
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Question 5 of 8

5. Question
Which of the following matings could result in a calf affected by a genetic condition?
- Free bull mated to free cow
- Free bull mated to carrier cow
- Carrier bull mated to free cow
- Carrier bull mated to carrier cow
Correct

Incorrect
Question 6 of 8

6. Question
Match the correct genotypes:
Sort elements
- PP
- Ph
- hh
- Homozygous Polled
- Heterozygous Polled
- Horned
Correct

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Question 7 of 8

7. Question
What colour would you expect the progeny of a homozygous black bull to be if he is mated with red cows?
- 100% black
- 50% black and 50% red
- 100% red
Correct

Incorrect
Question 8 of 8

8. Question
What colour would you expect the progeny of a heterozygous black (red carrier) bull to be if he is mated with red cows?
- 100% black
- 50% black and 50% red
- 100% red
Correct

Incorrect

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