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julia-pushkina [17]
3 years ago
15

Air can be disinfected using __________

Biology
1 answer:
mote1985 [20]3 years ago
4 0

Answer:

C. UV light  

Explanation:

Some air purifiers use catalyzed ultraviolet light to disinfect the air. In oxidative processes with ultraviolet radiation (UV), high quality UV lamps, yield and radiation react with titanium that catalyzes the "burning" of microorganisms, odors and impurities difficult control by the usual systems.

Ultraviolet light eliminates the formation of mold in the air conditioning system, reduces the incidence of viruses and bacteria, preventing their multiplication and disinfects air that passes through the air conditioning system.

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Answer: Option D.

Less; at the earliest possible stage.

Explanation:

Protein synthesis refers to the process in which living cells can produce proteins

This occur in two stages;

Transcription and translation.

Transcription refers to transfer of DNA genetic instructional to MRNA in the nucleus of cells.

Translation, after DNA has been transcribed to MRNA, it is then translated to DNA.

When cells intervene in protein synthesis, less energy is used and the cells will regulate the protein synthesis at the earliest possible stage.

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A. Sea stars

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A. Cerebellum

By far the largest region of your brain is the forebrain (derived from the developmental prosencephalon), which contains the entire cerebrum and several structures directly nestled within it - the thalamus, hypothalamus, the pineal gland and the limbic system.

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How do television stations broadcast live video across the entire world simultaneously? Please me help!!!
Minchanka [31]

Answer:

Television broadcasting

The transmission of visual images of moving an stationary objects, generally with accompanying sound, in the form of electromagnetic waves that when received can be reconverted into visual images.

Very high frequency (VHF)

A band of radio frequencies falling between 30 and 300 MHz; VHF signals are widely employed for television and radio transmissions. In the United States and Canada, television stations that broadcast on channels 2 through 13 use VHF frequencies, as do FM radio stations. Many amateur radio operators also transmit on frequencies within the VHF band.

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I NEED HELP RIGHT AWAY PLEASE!!!!!! 20 points
Volgvan
I believe it would be the last one since it is from the national institutes of heath, and that it the most reliable source.
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