The pedigrees are for a rare autosomal trait. What is the chance that individual A is a carrier? 0 1/2 0000с 01 О 1/4 О 2/3 0 0 В

1. The pedigree chart in Figure 5.29 shows the inheritance of haemopiu family. Study the pattern of inheritance in the pedigree chart, and then answer the questions that follow. о 5 6. 3 8 9 10 11 Key Unaffected male Haemophiliac male О Unaffected female Fig. 5.29 Pedigree chart of a family affected by haemophilia a) What is the genotype and phenotype of individuals 2 and 4? b) (i) How many of the unaffected family members are definitely carriers of the recessive allele? (ii) How are you able to tell which of the family members are carriers? (4) (1) (3) c) (i) If Individual 11 marries a carrier female, what percentage of their sons is likely to be haemophiliacs? (1) (ii) Use a genetic diagram to show how you worked out your answer in i, (6) 2. Why is haemophilia never passed from father to son, even though it is most common in males? (4) 3. Can a mother pass on a sex-linked gene to her daughter? (1) 4. Sipho has red-green colour blindness. One of his grandfathers was also. colour…

What pattern of Mendelian inheritance is represented in this pedigree and explain how you made this determination.(please refer to image attached)

must fill up the both pedigree

In a parental cross for an autosomal MOI, the ratio (Disease phenotype):(WT phenotype) differ for the scenarios: (i) the father is affected and mother is unaffected; and (ii) the mother is affected and the father is unaffected.  a) true  b) false

Y-linked ㅁㅇ O ㅇㅁ In the pedigree shown, indicate whether each of the following inheritance patterns is possible by selecting YES or NO from the appropriate drop down menu. Autosomal Recessive Autosomal Dominant X-linked Recessive X-linked Dominant ◆ 마음 (>> 01

Above is a pedigree chart for the family. What is the relation between the people in Row I and the people in Row ll?

What non traditional inheritance pattern is seen in this Li - Fraumeni syndrome pedigree? BB.42 BR.36 SS.23 CN.2 CN.36 BB.34 BB BR Bilateral breast cancer Breast cancer CN Brain tumor LK OS SS Leukemia Osteosarcoma Soft tissue sarcoma OS.13 LK.2

A pedigree chart is a useful tool in understanding how genetic disorders may be passed through a family lineage. O True O False

A man and woman are both heterozygous for the recessive allele that causes cystic fibrosis. They plan on having three children. What is the probability that their three offsprings will have the disorder? 01 0 1/4 O 1/16 O 1/32 O 1/64