Practice The Law of Independent Assortment (Dihybrid Crosses) - 3.2.2.2 | Module 3: Genetics – The Blueprint of Life | Biology (Biology for Engineers)
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3.2.2.2 - The Law of Independent Assortment (Dihybrid Crosses)

Learning

Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is the Law of Independent Assortment?

💡 Hint: Think about how different traits don't affect each other.

Question 2

Easy

What ratio do we expect from a dihybrid cross?

💡 Hint: Remember the combinations of the dominant and recessive traits.

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 does Mendel's Law of Independent Assortment state?

  • Traits are inherited together
  • Traits assort independently
  • All offspring are identical

💡 Hint: Think about how two traits can be inherited without influencing each other.

Question 2

True or False: A dihybrid cross results in a phenotypic ratio of 3:1.

  • True
  • False

💡 Hint: Recall the ratios observed by Mendel for two traits.

Solve and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

If a plant heterozygous for color (Yy) and shape (Rr) is crossed with another heterozygous plant (YyRr), what is the expected ratio for each phenotype?

💡 Hint: Draw a Punnett Square to visualize the ratios.

Question 2

Determine the probability of obtaining a yellow and wrinkled seed from a dihybrid cross between YyRr parents.

💡 Hint: Calculate using the separate probabilities for color and shape.

Challenge and get performance evaluation