Nuclear envelope is the answer
Plants reduce the carbon dioxide (CO2) in the atmosphere and create more oxygen, which is needed by all organisms, through photosynthesis. :)
3<span>. </span>Populations<span> and </span>samples<span> ... Although a statistician should clearly </span>define<span> the </span>population<span> he or she is dealing with, they may not be able to enumerate it exactly. For instance, in ordinary ... For taking a</span>sample<span> from a long </span>list<span> a compromise between strict theory and practicalities is known as a systematic random </span>sample<span>.</span>
Answer:
I think A, "Primary pollutants from a stationary source"
Explanation:
Got it right on exam :)
the tail bone connects to the spine :)