The ability to roll your tongue is determined by a dominant gene (r) while recessive gene results in the inability to roll the tongue (r). a man and his wife can both roll their tongues and are surprised to find that thier son cannot. explain this by showing the genotypes of all three persons

ans.

gregor john mendel is known for study of inheritance in pea plants. he used garden pea plant for his study, having alternative traits for various characters. he performed cross-breeding in pea plants to check how characters are transmitted between parents to offspring, such as cross between pure tall and pure dwarf plant. mendel studied the inheritance patterns in pea plants for various generations.

thus, the correct answer includes options and f).