How Mendel set up his pea experiments — practice questions
4 questions in the bank on this idea. Below are 4 of them, exactly as they appear in a test.
The cross used to reveal the genotype of an individual showing a dominant phenotype:
- A. test cross
- B. back cross only
- C. dihybrid cross
- D. selfing only
Why was garden pea especially suitable for Mendel's inheritance experiments?
- A. Clear contrasting traits and controllable pollination
- B. It reproduced only asexually
- C. It had no visible variation
- D. Its generation time was extremely long
The law stating that the two alleles of a gene separate during gamete formation:
- A. law of segregation
- B. law of independent assortment
- C. Hardy-Weinberg principle
- D. law of dominance
Why did Mendel use true-breeding parental lines in his crosses?
- A. They prevented meiosis
- B. They always produced heterozygous offspring
- C. They produced stable trait forms across generations before crossing
- D. They ensured every offspring was genetically identical after the cross
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