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

Considering the following choices;

A. to determine the gender of a fetus

B. to determine if a fetus has the correct number of chromosomes

C. to identify chromosomal defects

D. to identify the pattern of inheritance of a particular trait

Answer;

D. to identify the pattern of inheritance of a particular trait

Explanation;

The pedigree chart shows the occurrence of the phenotypes (observable characteristic) of a certain gene or genes between ancestors and predecessor.

It is created in order to find patterns of inheritance and see what the most important traits that get inherited are.

The correct answer is to determine the pattern of inheritance of a particular trait. A pedigree chart is a diagram in which shows the pattern of inheritance of a particular trait from its ancestors to the next generation.