Which is a purpose for which a pedigree chart might be prepared

To determine the inheritance pattern.

Explanation:

Pedigree chart may be defined as a diagram used by the geneticists to find the family history for a particular trait. The four main types of inheritance pattern are autosomal dominant, autosomal recessive, sex linked dominant and sex linked recessive trait.

The inheritance pattern of a particular trait can easily be determined by the pedigree chart. Different symbols are used to symbolize the carrier, affected person, male and females.

phylogenetic tree is the tree of life or evolution tree. it shows the different branches of evolution. the sequence goes like tissues - coelom - backbone - endoskeleton - segmentation