Search over 10,000 free study notes

Concentration of urine is controlled by the hormone ADH (anti-diuretic hormone)This hormone is released into the bloodstream; by the posterior pituitary glandIf the water concentration in the blood is too...

There are a variety of ways of approaching the structure of a comparative essay. I find the most effective method in achieving a high-grade essay is to run a comparison throughout the essay, rather than f...

If y is proportional to x then you can write y=kx^2 where k is a constant you are trying to find. Then substitute in the values you have been given for x and y. This gives you 45=k(3)^2. Then work to solv...

There are mainly two tenses used in French to discuss what happened in the past, these being: the perfect and imperfect.However, both of these tenses are used in different ways based on what the speaker i...

Consider the 2x2 matrix M, consisting of elements a, b, c and d. To find its inverse one must first find the det...