The Traveling Saleman Problem and its solution
School of Science and Computer Engineering, University of Houston, Clear Lake
A salesman wishes to find the shortest tour for him to visit N given cities exactly once
Mesopotamia was divided into civilizations, called city states. Sumer was the first set up,
in 3300 BC. In these civilizations, the rulers had the jobs of enforcing laws, leading the army,
employing scribes and maintaining irrigation and the city wall.
Metrics & Measurement Lab on-line
Problem Set for Scientific Notation Conversions
You are required to carry out conversions between decimals and scientific notation in both
Write out each of the following numbers as a decimal:
2 x 103 =
In this lab, you will perform or visualize a variety of chemical tests to determine
whether certain biomolecules are present in common food solutions. You
probably haven't done these tests before, so how will you know for sure w
Buffers and pH Changes Lab
a. Buffers shield against pH changes
b. This exercise will show how buffers shield against pH changes.
Vinegar contains ~5% acetic acid, which is a weak organic acid and acts
as a buffer:
CH3COO1. Obtain 4 clean sm
Using the Microscope:
At the following website
click on The virtual scope
Run through the getting started simulation.
After you have run through the simulation, you can click off the simulation
Solutions & pH Lab on-line
How would you make 1 liter of a 1.0 M acetic acid solution?
Acetic acid has the molecular formula CH3COOH. The atomic mass of C = 12 amu;
the atomic mass of H = 1 amu; the atomic mass of O = 16 amu. The
Respiration and Fermentation Lab on-line
Observing Respiration with Yeast
Obtain a packet of bakers yeast (sold in grocery stores).
Wed like you to observe the activity of respiration (metabolism in the presence of oxygen) in the
Law of Mass Action Lab
Demonstration of a Reversible Chemical Reactions
Reversible chemical reactions go both forward and backward, and often reach an
equilibrium. It is important to remember that, just as for the cows, although it
appears as if the re
Isolation of DNA Lab
Review DNA structure and function
Use knowledge of DNA structure to explain the extraction of DNA from cells and
separation of the DNA from other cell contents
Equipment: a food of your choice, like a few strawberries, hal
Nutrition Lab on-line
Analyze food labels for nutritive value
Assess the nutritional quality of your diet, what risks (if any) your diet may
have for you, and how you might modify your diet.
Before completing this lab, you should fill in the