| Front | What is a sex linked characteristic and why are they more common in men? |
|---|---|
| Back | They are genotypes that are on the sex chromosomes and men are more affected because the Y-chromosome is too small to have an allele to oppose the one on the female chromosome, so they are affected even if it is recessive. |
Learn with these flashcards. Click next, previous, or up to navigate to more flashcards for this subject.
Next card: Variation differences individuals species the
Previous card: Heterozygous genotype involved pure breeding true false
Up to card list: IGCSE Biology Summary