In genetics, what does co-dominance mean?

  • Google+ icon
  • LinkedIn icon
  • 1012 views

Dominant alleles need the presence of only one copy to achieve expression. Recessive alleles need two copies to achieve expression. In Co-Dominance, both alleles are expressed at the same time. 

The flower below has co-dominant alleles for red and white colouration.

Michael T. Mentoring -Medical School Preparation- tutor, Mentoring -P...

About the author

is an online A Level Biology tutor with MyTutor studying at Oxford, St Catherine's College University

Still stuck? Get one-to-one help from a personally interviewed subject specialist.

95% of our customers rate us

Browse tutors

We use cookies to improve your site experience. By continuing to use this website, we'll assume that you're OK with this. Dismiss

mtw:mercury1:status:ok