As the lab instructor for Cell Bio, you need to make a solution of DCMU, an inhibitor of photosynthetic electron transport. You want a final concentration of 2×10^-5 M in a final volume of 1.25 mls, and this needs to be achieved using a 10 microliter shot from the pipet. […]

Pretend you are a top national microbologist reasearcher Your working at a remote field station and you’ve been given a container of undentified mostly microscopic. Your job is to determine if the organisms are bacteria, unicellular algae, or protozans. Unfortunatlly the electricity is out, so you can’t use your microscope. […]

Question: Tina put a culture of Escherichia cells in a medium containing glucose and nitrate (NO3-) on a shaker and turned on the shaker for aeration. The next day she had a nice dense culture of cells. When she repeated this procedure, she forgot to put the culture on the shaker. […]

Question: What is a gene family? what mechanisms generate them? Question: What is a SNP? What is a haplotype? How can SNP haplotypes be determined? You repeat Snyder’s experiment, but instead of determining the ability of each family member to taste PTC, you determine what alleles they carry: 2 PAV (PAV/PAV), […]