Chloroplasts use this energy<span> to create sugar molecules that </span>help<span> the </span>plants<span> grow and reproduce. ... </span>Plants<span> use the carbon dioxide and water, and the cycle begins again. In order to </span>obtain energy<span>, </span>animals<span> do not always have to eat </span>plants<span>. They can also get </span>energy<span> from eating </span>other animals<span> that eat </span>plants<span>.</span>
The Eukarya domain.
The organisms can be divided into three domains, based on the type of cell that the organism is made of:
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Bacteria domain: cells do not contain a nucleus.
</span><span>
Archaea: cells don't contain a nucleus and they have a different cell wall from bacteria.</span><span>
Eukarya: </span></span>They keep their genetic material inside the nucleus. Composed by animals, protists, plants and fungi
An air-purifying respirator that employs a blower to pump air through filters or cartridges and into the user's breathing zone is known as a powered air-purifying respirator, or PAPR. In comparison to a powered or negative-pressure half mask, this generates a positive pressure inside the facepiece or hood, increasing protection.
<h3>What kind of respirator offers a separate source of clean air?</h3>
For entry into or exit from settings regarded as IDLH, Self-Contained Breathing Apparatus (SCBAs) are employed. They can be either open circuit or closed circuit and contain their own breathing air supply.
<h3>What 2 categories of respirators exist?</h3>
Air-purifying and supplied-air respirators are the two main categories of respirators. Respirators that purify the air remove airborne pollutants such particles, dangerous vapors, and/or gases. They are suitable for use in surroundings with low levels of pollution and in areas with enough oxygen.
<h3>When should you use an air purifying respirator?</h3>
a small, unproven area. a lack of oxygen in the atmosphere. Firefighting. Contaminants with a lower explosive limit (LEL—the concentration at which a gas or vapour could ignite) of at least 20%
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Answer:
DNA, found within the nucleus, must be replicated in order to ensure that each new cell receives the correct number of chromosomes.