Practice - Chromosomes, Genes, and Alleles
Practice Questions
Test your understanding with targeted questions
What are the structures called that contain genetic information?
💡 Hint: They are present in the nucleus.
What do we call variants of a gene?
💡 Hint: They arise from mutations.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What are chromosomes made of?
💡 Hint: Think about the structure that holds genetic material.
True or False: A recessive allele can express its trait if only one copy is present.
💡 Hint: Consider the inheritance pattern in traits.
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Challenge Problems
Push your limits with advanced challenges
If you cross a plant with genotype Aa (heterozygous for a trait) with another plant with genotype aa (homozygous recessive), what are the possible genotypes of the offspring?
💡 Hint: Use a Punnett square to visualize the cross.
Explain how multiple alleles can affect a single trait using the example of blood types.
💡 Hint: Think about how combinations of these alleles create variations.
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Reference links
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