Practice Gene Mapping (Linkage and Recombination) - 3.3.2 | Module 3: Genetics – The Blueprint of Life | Biology (Biology for Engineers)
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3.3.2 - Gene Mapping (Linkage and Recombination)

Learning

Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What does 'linkage' refer to in genetics?

💡 Hint: Think about genes that are close to each other.

Question 2

Easy

Define crossing over.

💡 Hint: Consider the process that reshuffles genetic material.

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What is linkage in genetics?

  • Genes on different chromosomes
  • Genes that assort independently
  • Genes on the same chromosome

💡 Hint: Think about how genes are organized in the chromosome.

Question 2

True or False: Crossing over can increase genetic diversity.

  • True
  • False

💡 Hint: Consider the outcomes when chromosomes exchange parts.

Solve and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

In a test cross of two genes A and B, you observe the following offspring: 450 AB, 450 ab, 50 Ab, and 50 aB. Calculate the recombination frequency. What does this tell you about the distance between genes A and B?

💡 Hint: Count the total offspring and calculate the recombinant count carefully.

Question 2

If two genes in an organism show a recombination frequency of 10%, what does this indicate about their physical distance on the chromosome? How might this information be utilized in genetic research?

💡 Hint: Consider how RF correlates with genetic mapping.

Challenge and get performance evaluation