7 Albinism is a genetic trait resulting from the inheritance of recessive alleles. (a) (i) Distinguish between the terms allele and gene. (ii) Explain the meaning of the term recessive allele.

a i) a gene is a section of DNA that codes for a protein and has a specific location on a chromosome while an ellel is just a different form of a gene

ii) a recessive allele is one that is expressed in the phenotype of an organism only if a dominant allele is not present

EI
Answered by Elysa I. Biology tutor

4900 Views

See similar Biology A Level tutors

Related Biology A Level answers

All answers ▸

Explain what 'water potential' is, and how it relates to bacterial cell death. (3 marks)


What is the importance of the 'refractory period' after an action potential has been generated?


Give three differences between the structures of RNA and DNA


How does Acetylcholine act on a neuronal synapse, and how is it re-uptaken?


We're here to help

contact us iconContact usWhatsapp logoMessage us on Whatsapptelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

© MyTutorWeb Ltd 2013–2025

Terms & Conditions|Privacy Policy
Cookie Preferences