The gene for blue eyes(b) is recessive to gene for brown eyes(B). The following figure is given:
what is the % of individuals with brown eyes and blue eyes respactively?

Q. The gene for blue eyes(b) is recessive to gene for brown eyes(B). The following figure is given:
Write the symbol of mother genotype.

Q. If B is the gene for brown eyes and b is the gene for blue eyes, which combination of genes in the zygote will produce children with blue eyes ?

Q.

(a) E is the gene for brown eye colour and e is the gene for blue eye colour. Which gene is (i) recessive, and (ii) dominant?

(b) Both father and mother have the genes Ee in their cells. What colour are their eyes?

(c) Which combination of genes in the zygote will produce children with blue eyes?

(d) Which combination of genes in the zygote will produce children with brown eyes?

Q. The gene for brown eyes is dominant over the gene for blue eyes. Identify the correct statements from the following.

Q. (a) What is a 'gene'? Explain the meaning of dominant genes and recessive genes with examples.

​(b) In humans, if gene B gives brown eyes and gene b gives blue eyes, what will be the colour of the eyes of the persons having the following combinations of genes?
(i) BB (ii) bb (iii) Bb