Inheritance of One and Two Genes — 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 in the offspring?
A pea plant with round, yellow seeds (RrYy) is self-pollinated. What proportion of the offspring will have wrinkled, green seeds?
A tall pea plant (dominant trait) is crossed with a dwarf pea plant (recessive trait). All the offspring are tall. What is the genotype of the tall parent?
Which of Mendel's laws is best illustrated by a monohybrid cross?
In a dihybrid cross, how many different genotypes are possible in the F2 generation?
If a cross between two individuals produces offspring with a phenotypic ratio of 1:1:1:1, what are the most likely genotypes of the parents for two independently assorting genes?