Practice Allele Frequency - 1.2 | Genetics and Evolution | IB MYP Grade 12 Biology
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is a gene pool?

πŸ’‘ Hint: Think of it as a genetic library for the population.

Question 2

Easy

How is allele frequency calculated?

πŸ’‘ Hint: It's a fraction!

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 the term allele frequency refer to?

  • The total number of genes in a population
  • How common a particular allele is
  • The number of individuals in a population

πŸ’‘ Hint: Think about what it tells us about genetic variation.

Question 2

True or False: A small gene pool increases a population's chance of extinction.

  • True
  • False

πŸ’‘ Hint: Consider the dangers of limited genetic variety.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

A population of 150 individuals has allele counts of 90 A and 60 a. If 30 individuals migrate out, how would this impact the allele frequencies if gene flow was initially balanced?

πŸ’‘ Hint: Consider the population's new total and proportions!

Question 2

Explain how a sudden mutation introducing a new allele could affect an already stable population's allele frequencies.

πŸ’‘ Hint: Think about beneficial vs. harmful mutations and their survival rates.

Challenge and get performance evaluation