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kirza4 [7]
3 years ago
12

Polio is a disease that can cause paralysis. Doctors treated patients with casts and braces, but the work of Elizabeth Kenny led

to the use of hot baths and exercise to treat polio victims. These patients had less incidence of paralysis. Kenny’s ideas and their acceptance were due to
skepticism.
popular opinion.
open-mindedness.
scientific consensus.
Biology
1 answer:
Ne4ueva [31]3 years ago
8 0
Kenny’s ideas and their acceptance were due to open mindedness.
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Which of the following is a renewable resource? A. Petroleum B. Coal C. Soybeans D. Natural Gas
Alina [70]
Renewable resources are easily obtained and can be created quickly. Things like fossil fuels take millions of years to create. C is the answer because as k stated fossil fuels are nonrenewable and take millions of years to create, Soybeans are easily made so it's renewable.

Hope I helped. :)
7 0
4 years ago
In recent years, in the research process of drug analysis and identification methodology, the multi-functional technical charact
barxatty [35]

Answer:

① There are many test methods: many kinds of NMR test methods, including one-dimensional and two-dimensional, have been widely used in structural analysis and material identification; quantitative analysis is no longer limited to 1H NMR experiment, and quantitative analysis of heteronuclear and even two-dimensional NMR appears frequently;

② There are many calibration targets: most compounds have multiple sets of NMR lines, which can be used as calibration targets for quantitative analysis theoretically, which undoubtedly provides convenience for the processing of test data;

③ There are many types of quantitative information: in the literature reports, not only the integral area or intensity of the resonance spectral line is used as the data parameter of NMR quantitative analysis, but also the change value of chemical displacement under specific conditions can be used as the parameter of content determination;

④ There are many reference modes: nuclear magnetic resonance obtains the data information of quantitative analysis through direct comparison of signals. In the experiment, multiple modes such as internal standard, external standard, solvent calibration and physical calibration can be used to provide reference signals. In the determination of relative content, the mode of sample self-standard can also be used.

In a word, NMR is a mature analytical and testing method with distinct technical characteristics, multiple means, flexible methods and rich information, which has a strong competitiveness in drug analysis and identification.

Explanation:

http://www.creative-biostructure.com/nmr-services_28.htm

7 0
3 years ago
Wide variety of living things is called
astra-53 [7]
Hello :))

The best answer would be:
<span>Biodiversity

I hope this helps!
Good day :D</span>
3 0
3 years ago
1,why Dna coiled to histone protien 2,what is difference bewteen co-factor and prosthetic group 3,why child get mitrochondrion f
Artyom0805 [142]

Answer:

DNA coiled to Histone protein.

Explanation:

1) DNA wrap itself around the histone protein due to the negative charge on the histone, that packed DNA tightly so that it can't be used in protein synthesis.

2) Prosthetic groups are itself co-factors that bind tightly to enzymes or proteins. they can be organic or metallic ions and attached to proteins by covalent bond.

3) The transfer of mitochondrial DNA (mtDNA) from mother to  her offspring is known as  maternal inheritance. only female can transmit  mtDNA beacuse, it can be transmitted through female eggs only. One can inherit mtDNA from exclusively their mother.

7 0
4 years ago
What blood vessels do nutrients pass through in order to reach the body's cells?​
jeka94

Answer:

Artery

Explanation:

Artery carries blood from the heart to other part of the body. While vein return the denourished blood to the heart via the ivc

5 0
4 years ago
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