Lectures 7 & 8
August 10, 2015
Genetic Pathway Examples:
You live in a third floor apartment. Normally, you leave each morning.
door/door mutants lead to you being stuck in the apartment
stair/stair mutants l
Three alternative models for DNA replication
Meselson and Stahl
determined the mode of
DNA replication by feeding
different Nitrogen isotopes
to E. coli.
Is DNA Copied by Semiconservative Repl
Bring a scantron and number 2 pencil to Mondays exam
Common Representations of DNA
DNA is Bound by Nucleosomes
EM shows nuclear DNA as
beads on a string
Small basic histones and DNA
August 5, 2015
How might a geneticist study how a house is made and works?
Mutate the blue prints randomly
Keep in mind that you have no idea how to read a blueprint
Look for interesting disruptions to the house compa
WELCOME TO BIS 103 STUDY GUIDE
A COLLABORATIVE EFFORT TO MAKE STUDYING EASIER and TO GET an A!
Some suggestions to put in this study guide:
Notes that are presented in lecture but are not found in the slides (course reader), a
summary of a pathway, import
Human Genetics and
August 4, 2015
An allele of a gene is best described as
A) a highly related gene found at a different locus.
B) the regulatory regions of a gene.
C) a variation in the nucleotide sequence of a giv