According to Mendel’s First Law, what is the result of the cross between two parents with which of the following?
Practise this NEX Nursing Entrance Prep question free, then download the PDF, watch the video walkthrough, or unlock timed mock exams for the full web bank.
✓ Correct answer: B. Distinct alleles for a single traitMendel’s First Law, also known as monohybrid inheritance, involves the cross between two parents with distinct alleles for a single trait (gene). An example of a single trait that could be expressed is height.
Mendel’s Second Law, known as dihybrid inheritance, is the cross between two parents with different alleles for two traits. It is important to note that Mendel’s Laws do not pertain to a cross between two parents with equivalent alleles.
Keep practising. Use the free NEX Nursing Entrance Prep PDF, watch the YouTube walkthrough, or unlock all 10 web questions with timed mock exams.
Free practice here. Timed mocks when you are ready.
Study the NEX Nursing Entrance Prep free question explanations, download the PDF, then unlock timed mock exams on the web when you want exam-day practice.
Theory