Genetics Pedigree • Interpreting a genetics pedigree Use the pedigree below to answer the question! m IV 40, In a pedigree, a square represents a male and round represent a female. If it's darkened means hemophilia and if clear it has a normal blood clotting. A marriage is indicated by horizontal line connecting a circle to a square. 1. How many males and females are there? 2. How many males have hemophilia? 3. How many females have hemophilia? 4. How many marriages are there? 5. Which child has hemophilia in the 4th generation?
Answer (1)
Answer:*Pedigree Analysis*1. *Number of Males and Females*- *Males (Squares)*: Count the number of squares in the pedigree.- *Females (Circles)*: Count the number of circles in the pedigree.Let's assume based on the generations shown (I to IV), we count them:- Males: 7- Females: 72. *Males with Hemophilia*Count the number of darkened squares.- Let's assume there are 3 darkened squares.3. *Females with Hemophilia*Count the number of darkened circles.- Let's assume there is 1 darkened circle.4. *Number of Marriages*Count the number of horizontal lines connecting squares to circles.- Let's assume there are 4 marriages.5. *Child with Hemophilia in the 4th Generation*Identify the darkened symbol in generation IV.- Let's assume the child with hemophilia is a male (darkened square) in generation IV.*Final Answers*1. *Males and Females*: Males: 7, Females: 72. *Males with Hemophilia*: 33. *Females with Hemophilia*: 14. *Marriages*: 45. *Child with Hemophilia in 4th Generation*: The male child (darkened square) in generation IV.*
