When a fire is lit, it releases CO2 which will allow the combustion reaction to occur. When a fire is lit, energy is being emitted causing the paper to burn in contact with oxygen. The paper doesn't light up when in usual contact with oxygen because there's not energy fueling the reaction to occur.
Answer:
<em>The correct option is A) People pass laws to restrict some research.</em>
Explanation:
When it comes to the field of science, the society tends to be more concerned about the ethics which need to be properly followed so that science does not turn out to be a devastating field. For example, the ethics brought about by society has restricted scientists to try human cloning on the whole. Although, cloning or parts such as tissues and organs can be done but cloning of the entire human individual is considered unethical and is restricted. This is because science always remains beneficial and not devastating for humans.
A homologous structure is an example of an organ or bone that appears in different animals, underlining anatomical commonalities demonstrating descent from a common ancestor. In other words, it’s when very different animals have bones that appear very similar in form or function and seem to be related<span>
</span><span>Hope this helps!</span>.
Answer:
Pancreas and Adrenal gland
