Module 1 for the genetics class offered at UWT. Course taught by Dr Jack Vincent. All knowledge is credit to him. This module covers what is a chromosome, gene, promoter, features of chromosomes, how chromosomes are presented, chromosome parts, genome definition, homologs, SNP,
TBiol 305 Professor Vincent summer 24
Module 1 Notes
How different are DNA sequences from person to person
99.9 similarity between people I base in 1000 is different
Representing DNA in drawings
exons introns
DNA listed as a sequente will always read 5 3
Chromosomes
each chromosome is about 250 million base pairs 8cm
women have 22 matching
pairs 2 X's
men have 22
pairs Y
, Module 1 notes cont
Features of chromosomes Banding
Petite
ÉaÉas
Jarm
not petite
chromatid
karyotype
Eukaryotic chromosomes must have the following
specialized DNA sequences
Telomeres
A D
origins of
replication centromeres
go.ge
y Y
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