PEDIGREE ANALYSIS

Question 1

Making use of
showing the ancestral
relationships and
transmission of genetic
traits over several
generations in a family.

Answer 1

PEDIGREE

Question 2

The individual
in the pedigree
that led to the
construction of
the pedigree.

Answer 2

proband

Question 3

Also known as monozygotic twins, which are
derived from a single fertilization event.

Answer 3

identical twins

Question 4

Twins that are derived from separate
fertilization events (two eggs fertilized by two sperms) within
the fallopian tube, resulting in two separate zygotes; also
known as dizygotic twins

Answer 4

Fraternal twins

Question 5

✓Don’t skip generations
✓Affected parents can have unaffected children

Answer 5

autosomal dominant

Question 6

• Skips generations
• unaffected parents can have affected children

Answer 6

autosomal recessive