Law of Segregation and Independent Assortment — MCQ Practice
Interactive MCQ Practice
Test your knowledge. Click “Solve” to reveal options, select your answer, then check the result. 6 questions available.
In a monohybrid cross between two heterozygous individuals (Aa x Aa), what is the expected genotypic ratio of the offspring?
A dihybrid cross between two individuals heterozygous for two independently assorting genes (RrYy x RrYy) yields an F2 generation. What proportion of the F2 offspring will have the genotype RrYY?
Which of the following meiotic events directly explains Mendel's Law of Segregation?
A cross between a plant with genotype AABb and another with genotype AaBb is performed. Assuming independent assortment, what is the probability of obtaining an offspring with genotype AAbb?
In a dihybrid cross involving two genes (A/a and B/b) that assort independently, what is the expected phenotypic ratio of offspring showing at least one dominant allele for both traits (A_B_)?
A plant with genotype TtGg is crossed with a plant with genotype ttgg. T (tall) is dominant over t (dwarf), and G (green pods) is dominant over g (yellow pods). What proportion of the offspring will be tall with yellow pods?