Transcript Chromosomes & Inheritance

1
Karyotypes
2
Mutations
3
Chromosomes &
Sex
4
Alleles
5
Genetic
Disorders
6
Detection &
Treatment
7
Genetic
Diseases
Chromosomes
& sex
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Detection &
Treatment
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8
Number of
chromosomes on a
human karyotype
9
What is 46 or 23
pairs?
10
First 22 pairs of
chromosomes
11
What are
autosomes?
12
Last pair of
chromosomes
13
What are the sex
chromosomes?
14
Male sex
chromosomes
15
What is XY?
16
st
21
Three
chromosomes
17
What is trisomy
or Down’s
syndrome?
18
The result of a
lethal mutation
19
What is death?
20
The loss of a
piece of
chromosome
21
What is a
deletion?
22
Failure of
chromosomes to
separate in meiosis
23
What is
nondisjunction?
24
Piece of a
chromosome breaks
off and attaches to
another chromosme
25
What is
translocation?
26
Mutations that
occur in body cells
27
What are somatic
cell mutations?
28
Number of X
chromosomes in
males
29
What is one?
30
Number of X
chromosomes in a
normal female
31
What is two?
32
Sex chromosome(s)
in a person with
Turner syndrome
33
What is only an X
(XO)?
34
35
A trait carried on a
sex chromosome
36
What is sex-linked?
37
Scientist who
studied sex-linked
traits in fruitflies
38
Who is Thomas
Hunt Morgan?
39
Used to represent
the dominant form
40
What is a capital
letter?
41
The number of
alleles needed for a
trait
42
What is two?
43
Alleles are the two
forms of this
44
What are genes?
45
Allele that is only
expressed in the
homozygous
condition
46
What is the
recessive allele?
47
Mendel called
alleles this
48
What are factors?
49
Prolonged bleeding
due to a lack of
clotting factor
50
What is hemophilia?
51
Disorder of red
blood cells where
they are “C” shaped
52
What is sickle cell
disease?
53
Deterioration of
brain tissue that
starts at mid-life
and causes death
54
What is
Huntington’s
Disease?
55
Disorder where
mucus clogs the
lungs and pancreas
56
What is Cystic
fibrous or CF?
57
58
Genetic disorder
immediately
screened for in
newborns
59
What is PKU?
60
Doctor’s
prescription for a
newborn with PKU
61
What is a strict
diet?
62
Taking amniotic
fluid to test for
genetic defects
63
What is
amniocentesis?
64
Health professional
who determines the
genetic make up for
couples
65
Who is a genetic
counselor?
66
Picture of the
chromosomes on an
individual used in
genetic studies
67
What is a
karyotype?
68
The gene for this
female disorder can
be genetically
determined before
the disease results
69
What is breast
cancer?
70
71
Gene
Mutations
72
Whenever one
nucleotide
replaces another
73