An organism heterozygous for 2 traits?

Assuming the deleterious trait is recessive, the individual would be called a carrier.

hybrid.

An organism that is heterozygous for two traits means that it contains both the dominant allele and the recessive allele for both of the traits in question. For example, take a plant that produces...

a dihybrid

Heterozygosity implies possessing both a dominant and a recessive allele and the phenotype that is exhibited in a heterozygote is always the dominant one (hence the name 'dominant'). Therefore, if a...