Flowchart
AP Biology Chapter 15.4
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The Chromosomal Basis of Inheritance
large scale chromosomal alterations
miscarriages + developmental disorders
nondisjunction
homologous chromosomes do not separate normally
monosomic zygote (one copy)
trisomic (three copies)
aneuploidy (altered number of a particular chromosome)
down syndrome (trisomy 21)
polyploidy
organism has more than two complete sets of chromosomes
triploidy (3n)
-polyspermy
-fertilization of an abnormal gamete
tetraploidy (4n)
-four sets of chromosomes
alterations
deletion of a segment
duplication of a segment
inversion of a chromosomal segment
translocation from one chromosome to another
"cry of the cat" (deletion in chromosome 5)
CML (cancer)
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- 12th grade Biology (MidTerm Exam 2019) Flowchart on AP Biology Chapter 15.4, created by Emma Taff on 15/01/2019.
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- Emma Taff
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