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I see some popular science articles on the plastic eating bacteria and fungi appearing on the web since 2009. Most of the articles praise discoveries, because such organisms promise to break down pl
DNA sequences can also be used for phylogenetic analysis, but this approach relies on the growth and cultivation of microorganisms in the lab and knowledge of specific gene products and sequences.
You isolate DNA from a particular organism and analyze it. The amount of adenine was 9 µmoles and the A+T/G+C ratio is 3.0. How much guanine should be in the sample?
However, I thought it's counter intuitive because the large body slows down locomotion, requires lots of food and energy upkeep, is a big flesh target for predators, makes hiding ineffective.
What factors must be taken into account for the maintenance of the immunogenicity of ovalbumin antigen
I just learned that ATP cannot be stored in excess and is only made by the body when it is needed. What makes ATP, like glucose and fat is what is stored under the skin or wherever.
I've gotten conflicting advice on this: some people believe one can remove RNase contamination simply by spraying the bench, pipettes, gloves, etc. with ethanol
Why and how does the proton travelling through the stalked particle in the inner mitochondrial membrane, cause a conformational change in the ATPase
According to the Wikipedia page on the design of gills, oxygen has a diffusion rate in air 10,000 times greater than in water. Is that true?
Topoisomerase II poisons represent some of the most important and widely prescribed anticancer drugs currently in clinical use. These drugs encompass a diverse group of natural and synthetic compoun
I would like to be able to identify genera of fungi based on the shape, size, and color of spores. So the requirements are:Must be able to view a 5 micrometre object clearly with reasonable resolution
I have been looking at this antibiotic called doxycycline which is used mainly as an antibiotic. It has however some interesting anti-inflammatory properties.
After my most recent RNA extraction, the RNA samples had very high 260/230 absorbance ratios, (ranging from 5 to 25).I've never gotten numbers like this and I know the ratio is supposed to be ~2 in ge
There are examples of mathematics in nature such as Fibonacci number, fractals, etc. Are there examples of encrypted information?What I am looking for is a pattern that seems random on the surface,
"Males do not show meiotic recombination, facilitating genetic studies."For a while I have known that this phenomenon occurs, this quote comes from the Wikipedia page on Drosophila melanogaster, and
A sample was diluted by placing a 0.1 mL aliquot into 0.9 mL of diluent,and 100mL of this dilution was pour-plated. After incubation, 217 colonies appeared. What is the CFU/mL in the original specim
The internet turns up millions of pages of speculation, but no Straight Dope. People have been removing the tongues from mammals, and each other, throughout human history. There has to be some scien
It is said that human eye can see light with wavelength approximately between 400nm and 700nm.
As far as I know the fetus is fed by the umbilical cord which basically connects his/her circulatory system with the mother's in order to supply oxygen and nutrients. But how is this possible if the
What factors determine the melting point of a fatty acid?• Chain length• The number of methylene group• The ionized state of the fatty acid• Its degree of saponification• Its
My understanding is that there are two broad categories of cilia: motile and non-motile (also called primary.Examples of the former include sperm flagella and the cilia of epithelial cells that line t
I'm 20, in about 6 months I turn 21. For some time I've been wondering whether there are natural, non-surgical and non-pharmaceutical ways that humans can continue to grow after reaching adulthood.
My understanding, that may be wrong, is that cellulose/fibre has little nutritional value to many animals because it's hard to break down thus making consumption inefficient.
Name the four groups of bio molecule and look up and report what are their special functional groups
I know you can purchase dog and cat breeds that are hypoallergenic so those who are prone to pet allergies will have reduced allergies or none at all.