Define blended inheritance

Define heterogeneous trait

Explain this human pedigree and what inheritance is this?

Specify the inheritance patterns for each of the statement – it can be one of these following: incomplete dominance, overdominance, codominance, sex-linked trait, incomplete penetrance, semi-lethal allele.  Some answer may be used more than once or not at all.   A. The presence of a group of antigens that determine blood type is an example of  ________________________   B. Individuals who possess a dominant trait but does not always express that trait   ___________________________   C. In this inheritance pattern, the heterozygous genotype is beneficial over the homozygous genotypes  _____________________________