Explain how a recessive phenotype can be produced from two parents with a dominant phenotype

A recessive phenotype is produced when there are two copies of the same recessive allele e.g. aaA dominant phenotype is produced when there is at least one copy of a dominant allele e.g. Aa or AAA parent with a dominant trait can be a carrier of a recessive allele e.g. AaWhen both parents are carriers of the recessive trait, there is a 25% chance that their offspring will inherit two copies of the recessive allele, and therefore inherit the recessive traitThis can be illustrated using a punnett square

HQ
Answered by Hannah Q. Biology tutor

4261 Views

See similar Biology GCSE tutors

Related Biology GCSE answers

All answers ▸

Q: Give 2 advantages of using stents over CABG for coronary heart disease.


Describe the role of blood vessels in the control of body temperature.


What is a tropism


What is the difference between facilitated diffusion and active transport?


We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

MyTutor is part of the IXL family of brands:

© 2025 by IXL Learning