Answers to Questions:
1. Phenolphthalein is actually a weak acid. It can gain or lose protons, depending of the pH.
Phenolphthalein is colorless when the pH is below 7. The phenolphthalein turns pink as the pH
2. The phenolphthalein wil
Journal Article #2
08 October 2012
This article mainly talks about the energy and the effect of energy efficient
products. The article discusses how much more efficient the energy efficient products
really are. Known as the re
How can indicators be used to gain information regarding the pH of aqueous solutions?
As per h.o.
Titrating a solution can show a color that can be used to indicate whether a solution is
acidic or basic.
Evolution Article Review
The article I reviewed mainly talks about the impact of DNA work in pigeon research.
Scientists have studies the DNA of pigeons and have discovered that the DNA supports Charles
15 September 2012
Factors that Influence Diffusion and Osmosis in Cells
Hydrochloric acid, HCl, 1M 150mL
Albumin, 5% solution
Phenolphthalein agar block
Sodium hydroxide, NaOH, .1
Homeostasis is when all body systems are working together to get the body in a balanced
state. In homeostasis there are continuous feedback loops relaying the changes causing the
changes to balance your systems. An example is when you are cold; your body
Biotech Article Review
9 Jan 2013
In the article The Use of Induced Pluripotent Stem Cells in Drug Development mainly
focuses on how different stem cells can be used in the medical field as a type of medicine. Some
The animal I chose is the Bald Eagle. The Bald Eagles 6 adaptations are how the beak is
shaped, how the eyes are positioned on the head, the tail is used for balance, the sharp claws to
grip prey, the feathers protect t
Journal Article Summary
08 September 2012
The article discussed protein synthesis and codon selection. The research presented in this
article suggested that the rates of protein synthesis and folding can be determined and regu