It is pretty simple when we think about it. Biology is a wide field that deals with things from diseases of plants to the study of behavior of various insects. They also deal with reproduction of plants and with mutation in plants. Imagine trying ... more

The numbers within each section are alphabetical - the 1 is the "head office" of the area, and subsequent numbers are alphabetical by the location of the main delivery office in each area, eg for N it's N2 East Finchley, N3 Finchley, N4 Finsbury ... more

The buffer can not be make by disodium phosphate alone ,we have to add some other phosphate compound. For buffer of pH=7 and 20mM concentration the ration of two phosphates will be : Monosodium phosphate, monohydrate = 0.1167% Disodium phosphate, ... more

Actually yes they are, at least in many instances. But their territoriality only extends a short distance. Typically less than an inch with perching birds such as starlings and north American blackbirds. This would be a 'personal space' territory. ... more

yes it is a luminous object. a luminous object is an object which emits lights, and when iron is red hot it absorbs all the colurs of light and reflects the red light becauze of which red hot iron is seen in red colour and it emits red light, thus ... more

Yes, absolutely! The volume of nuclear waste will be quite small and what is not broadly realized is that the pollution from a coal fired power plant is just as toxic, if not moreso. It releases radioactivity into the air (what? you didn't know ... more

When you say chemical interactions of molecules, I am going to assume you mean intermolecular forces, and the truth is that Colligative Properties and Intermolecular Forces are actually related. In essence, the Intermolecular forces (chemical ... more

Hi Mica-x. Yes there are many lakes in the rocky mountain region. The Rocky Mountain National Park situated in Colorado itself has around 150 lakes. Among them some famous are Bear Lake and Grand Lake. Just visit the source of my information and ... more

Yes, Saxon textbooks are used by thousands of students in public and private schools nationwide. Many of these students have continued their educations at colleges and universities throughout the country. There have been no major problems with ... more

First of all, it is difficult to prove that some things don't exist. It is not logically or academically reasonable to expect someone to do that. There is one thing, though, which should stand as strong evidence that we have never been visited by ... more