Answer:
A source from which organisms generally take elements is called exchange pool (option B).
Explanation:
Options for this question are:
- <em>Food web.</em>
- <em>Exchange pool.</em>
- <em>Reservoir.</em>
- <em>Biotic community.</em>
The term exchange pool is related to the biogeochemical cycles that exist in nature, referring to the source from which elements present in the environment become part of living organisms.
<u>Exchange pools are the biotic components</u> -like animals and plants- of an ecosystem, which determine the passage of elements between living beings. An element can remain as a reservoir (abiotic) in the soil, and then be incorporated into the exchange pool.
When someone does not have insurance:
• Infected patient with contagious disease won’t be treated so the infection might be spread,
• Emergency treatment and care for uninsured patient will cost a lot more than for the patient with insurance,
• Staying in hospital rooms and using hospital resources is more expensive.
Explanation:
Hence, the correct answer is 'Nuclear membrane'.
