17) Sex-influenced traits and inheritance

Question 1

Sex-influenced traits

Answer 1

• Expression of genes in both sexes but differently
• One sex may have a more frequent expression
• Same genotype, different phenotype

Question 2

Sex-influenced traits have relevance in…

Answer 2

• Meat production
• Racing performance in horses
• Horns in Dorset sheep

Question 3

Sex-influenced traits occur in which chromosomes?

Answer 3

Autosomal genes (not sex chromosomes)