Bringing it all together Lesson 4 Bringing it all together
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
Mutants
Mutants are organisms that have forcibly expressed or removed genes
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