I have just taken this test. The correct answer is "The difference in weight is significant because an original difference of means of −10 is not very likely." This is because -10 is a very high difference to have, and it is very unlikely to have such a high difference simply by chance.
Answer:
Blood Cells
Explanation:
The isotonic solution allow the cells to move water and nutrients in and out of the cells. This is necessary for blood cells to perform their function of delivering oxygen and other nutrients to other parts of the body.
Answer: A black hole forms when an object reaches a certain density and its gravity cause it to collapse. It sucks and pulls in anything that is near it.
Explanation:
The reason that organisms have common and scientific names is because there has to be a universal name for all organisms in theory.
Common names can be many different things, dependent on the area of the world you live in, Scientific Names are part of a series called <em>binomial nomenclature </em> which is a universal way to name all organisms. For example, a goose will be called <em>anser anser</em> across the world, then it changes some when you go into breeds, but for the most part, you can get by with that name.