Higher Biology. Linkage & Recombination. Linkage & Recombination. By the end of this lesson you should be able to:. Know what is meant by linked genes. Know the consequences of genes being linked. Understand the effect crossing over has on linked genes.
Linkage & Recombination
By the end of this lesson you should be able to:
When the homologous chromosomes pair up
during the first meiotic division, non-sister
chromatids are able to exchange pieces of DNA.
gametes to show
they are linked
The F2 will be:
Ratio 1 : 2 : 1
Can you do it?