Pedigrees

0.0(0)
learnLearn
examPractice Test
spaced repetitionSpaced Repetition
heart puzzleMatch
flashcardsFlashcards
Card Sorting

1/4

encourage image

There's no tags or description

Looks like no tags are added yet.

Study Analytics
Name
Mastery
Learn
Test
Matching
Spaced

No study sessions yet.

5 Terms

1
New cards

Pedigree

A diagram of family relationships

2
New cards

Autosomal traits

Passed on from parents of offspring independent of the X and Y chromosmes

3
New cards

X-linked traits

Almost exclusively passed on the X chromosome which determines if an individual is XX or XY

4
New cards

4 possible MOI (mode of inheritance)

  1. Autosome Recessive e.g. Cystic Fibrosis, Sickle cell anaemia

  2. Autosomal Dominant e.g. Retinoblastoma

  3. X-linked Recessive e.g. Duchenne Muscular Dystrophy

  4. X-linked Dominant e.g. Rett Syndrome

5
New cards

Exam Question - Clues

  • Is the disease present in every generation - Indicated Dominance

  • Is the family outbred - Indicated Dominance

  • Is the family inbred - Indicated Recessive

  • Are generations skipped? (Data missing) - Indicates Recessive