Answer:
A vaccine activates our immune system without making us sick. Many dangerous infectious diseases can be prevented in this simple and uncostful
drug .Vaccines have eliminated some of the most dangerous, fatal diseases in human history.
The second phase of general adaptation syndrome (gas) is characterized
by alarm phase, the stage of resistance and the exhaustion stage. The gas stage gives a description of the both
the short and long term emotional and physical effects of stress. Gas elaborates the relationship between
health and stress.
we risk losing due to climate change is food. Thus option C is correct.
<h3>What are the impact of climate change on species ?</h3>
Climate is the crucial factor for all living organism, as it determine whether an organism is going to survive or not.
Global warming is one of the major factor resulted from release of green house gases.
It leads to habitat loss, change the migration capabilities, alter the competitive relationships.
The fate of the species completely depend on climate change, those who are able to move new area with new climatic condition they will meet their physical, biological, and climatic needs.
Thus option C is correct.
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In scientific notation, the value of the speed of light in a vacuum
will be written as 2.995 * 10^8. When this value is represented in the form of
a * 10^b, then, a = 2.995 and b = 8.
The value of the speed of light in a vacuum given above can also be rounded up to approximately 300000000. In this case, the scientific notation will be written as 3 *10^8.
If the bacteria has a capsule, it's more likely to be able to spread or cause a disease. The capsule greatens the chance, as its function is to protect the bacteria, as well as to keep it thriving and alive.
