Answer:
<em>wellbeing </em>(or a similar word)
Explanation:
Essentially, these guidelines are there to protect the participants from harm/distress. Therefore, they are safeguarding the wellbeing of the participants.
Answer:
The law of conservation of energy states that energy can neither be created nor destroyed - only converted from one form of energy to another. This means that a system always has the same amount of energy, unless it's added from the outside. ... The only way to use energy is to transform energy from one form to another
Answer:
<em>B. Humane methods of animal experimentation</em>
Explanation:
The regulations and guidelines of United States Department of Agriculture , Animal Welfare Act, Public Health Service (PHS), the Guide, and The Association for Assessment and Accreditation of Laboratory Animal Care International, or AAALAC, as applicable, requires organizations or entities that use animals in science, teaching, training, research or testing to provide instruction and training on humane methods of experimentation and research.
<u>Answer:
</u>
Simple tools like choppers were used for about 2 million years.
<u>Explanation:
</u>
- The early human had devised certain techniques to grant himself convenience in day-to-day life.
- One such technique was of the use of sharp tools for cutting and chopping.
- These tools were either made by using the methods of filing, scraping, etc. or were directly used as they were found naturally.
- Tools like choppers helped early human beings in clearing ground for residence and agriculture.
