Fact 1: Crossing two living things with recessive traits causes their offspring to have that recessive trait.

Fact 2: Freckles are an autosomal recessive trait.

Given the two facts above, answer the question "crossing two living things with what causes their offspring to have it?" with the following options: 
- chromosomes
 - fur and fat
 - hormones
 - coded genes
 - freckles
 - sperm
 - flowers
 - pollen


 

     freckles    