1. Bringing it all together
Lesson 4
Bringing it all together

2. Purple! How can we change Halo’s pink phenotype into a purple phenotype in our lab?
Can your network help plan for this experiment?
Pink Halo
Purple Halo

3. Mutants

4. Mutants are organisms that have forcibly expressed or removed genes

5. What do you think
Halobacterium salinarum mutants (bat +, bat -, bop-) will look like? (phenotype)
GG-PP
phytoene
lycopene
beta-carotene
retinal
CrtB1
CrtY
Brp +
bop + +
bacteriorhodopsin
(BR)
bat
LIGHT
ADP + P
ATP