Guides: BIOL 1710: Biology for Science Majors I: Chromosomes and Inheritance

Chromosomes and Inheritance

Human karyotype, produced by NIH, public domain

Genes are organized into chromosomes, which explains Mendel's observations. This section looks at patterns and aberrations of inheritance based on chromosome structure and segregation.

Chromosomes in the News

Our DNA is 99% the Same as . . .
In this 2018 article from Business Insider, find out how similar our genes are to chimps, mice, and even bananas!
Men Can Rest Easy: Sex Chromosomes Are Here to Stay
In case you were worried, a study with chickens demonstrates that important genes on the smaller sex chromosome guarantee its future. A 2012 article from ScienceDaily.com.
New Insights Into Australia's Unique Platypus
The platypus has 10 sex chromosomes! A 2009 article from ScienceDaily.com.
Progress Toward Larger Trout
More chromosome sets lead to faster growing trout. A 2005 article from ScienceDaily.com.

Chromosomes in Media

Chromosomal Genetics
Biology teacher Paul Andersen explains genetic results, including codominance and linkage, that Mendelian genetics were unable to predict in this 14:23 minute YouTube video.
Chomosomal Mutations
An animation of the four types of mutations by Kevin Glass in a 4:20 minute YouTube video.
Analyze a Human Karyotype
Stephanie Castle teaches you how to determine sex and non-disjunction from karyotypes in this 2:19 minute YouTube video.
Evolution of the Y Chromosome
The sad story of the Y chromosome in a 5:38 minute video from the Howard Hughes Medical Institute.

The Helpless Y Chromosome

Put on your thinking cap!

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BIOL 1710: Biology for Science Majors I: Chromosomes and Inheritance