This document discusses different types of allele inheritance including dominant, recessive, and codominant alleles. A dominant allele always shows up when present while a recessive allele is masked. With codominance, neither allele is dominant or recessive and both show up when present.

1. Organ cloningBy chrislaug

2. Individual alleles control the inheritance of traits. Some alleles are dominant, while other alleles are recessive .a dominant allele is one whose trait always shows up in the organism when the allele is present. a recessive allele on the other hand, is masked.Co dominance , the alleles are nether dominant nor recessive. They use punnett square n