The 3Rs by Russell and Burch are known to be the "alternative methods" to improve the treatment of laboratory animals, at the same time to advance the quality of science that uses animals for studies.
The 3Rs are Replacement, Reduction, and Refinement. Replacement is defined as minimizing the pain and suffering of the animals used in research. Reduction is for reducing the number of animals being used, and using healthier animals. Replacement is using alternative to animals such as tissue cultures and computer models.
Income, education, and occupation are the dimensions of social class because they are used to measure the influence of a person in his social class.
Income are those earnings which a person receives as a result of what he has invested in either though work or money, or any other means.
Education is the value of being knowledgeable in certain aspects of a thing through formal or informal means
Occupation are those things which a person specializes in and earns an income.
A person's social class is the concept or value where the worth of a person is measured.
These three factors are all dimensions of a person's socual class and is used to measure the worth of a person.
Therefore, a person's social class is measured by his income, education and occupation.
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Answer:
they are :
we can make close relations with the neighbour countries and gain benefits. We can export and import goods from neighbouring countries so that our economy increases. we can have help with the neighbouring countries if we are in a conflict with some other countries.
Answer:
I believe the answer is that they have low resistance to fatigue and quick twitches
Explanation:
fast fibers
Laws are necessary to keep society together . For example some protect our general safety, and ensure our rights as citizens against abuses by other people,by organizations and by the government itself. An example of one for our general safety are speed limits and traffic laws exist so that we drive in a safe manner.
