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Otrada [13]
2 years ago
8

_________________________ are the most reflective substances on the surface of Earth.

Biology
2 answers:
solniwko [45]2 years ago
5 0

Answer:

The answer is snow

Arturiano [62]2 years ago
4 0

The answer is Gold. Gold has the best reflectivity in the infrared spectrum, and has high resistance to oxidation and corrosion. It is used as reflective material on infrared instruments. Silver has the best initial front-surface reflectivity in the visible spectrum.

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describe the five cellular targets of antibiotics, and explain antibiotics are effective against bacteria but not viruses.
soldier1979 [14.2K]

Five cellular targets of antibiotics were exploited withinside the improvement of antimicrobial drugs: cell wall synthesis, protein , ribonucleic acid , (DNA) , and middleman metabolism.

<h3>How do antibiotics acts as resitance?</h3>

The principal mechanisms of resistance are: proscribing uptake of a drug, amendment of a drug target, inactivation of a drug, and lively efflux of a drug. These mechanisms can be local to the microorganisms, or received from different microorganisms.

In principal, there are 3 principal antibiotic objectives in bacteria: The cell wall or membranes that surrounds the bacterial mobileular. The machineries that make the nucleic acids DNA and RNA. The equipment that produce proteins (the ribosome and related proteins).

Read more about the antibiotics refer :

brainly.com/question/7385027

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5 0
1 year ago
A radiopharmaceutical that can help evaluate the wash in and wash out phase during a ventilation study is:
Shtirlitz [24]

Answer:

Xenon 133

Explanation:

<em>Xenon 133 can be used as a radiopharmaceutical for ventilation scans, images are obtained when the patient rebreathes the gas (wash-in) and then when they exhale (washout),</em> therefore these images can be obtained in just one projection.

I hope you find this information useful and interesting! Good luck!

7 0
2 years ago
Pls help me help me plx​
mezya [45]

Answer:

21- B

22- A

23- C

Explanation:

6 0
2 years ago
Read 2 more answers
What are the elements essential to living organisms??? Please help.
garik1379 [7]
The six most common elements inliving things are carbon, hydrogen, oxygen, nitrogen, phosphorus, and sulfur. Atoms of these elementscombine and form thousands of large molecules. These large molecules make up the structures of cells and carry out many processes essential to life.
6 0
3 years ago
What is the difference between an intron and a Exon
antiseptic1488 [7]
Exon are coding areas but intron are not coding areas
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