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boyakko [2]
3 years ago
5

In a controlled experiment, why must all of the variables, except one, be kept constant throughout the experiment

Biology
1 answer:
qaws [65]3 years ago
5 0
In order to make sure that the test results of the variables are true or that you did not make a mistake in the experiment.

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Show how artificial selection could be used to develop a new breed of wheat with higher fiber content
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Answer:

get wheat that has the desired content (in this case high fiber content)

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amongst the offsprings/ wheat produced, select the ones with highest fiber content

breed them

repeat this process for many generations

Explanation:

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Describe how each of the following brain scanning techniques would aid the doctors in making their diagnosis of these symptoms:
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Explanation:

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Who discovered the monomers of nucleic acids? Phoebus Levene James Watson, Francis Crick, and Rosalind Franklin Friedrich Miesch
Vlad1618 [11]

Answer:

Phoebus Levene( 1896, Sagor Russia - Septemeber 1940, New York)

Explanation:

These were developed by Phoebus Aaron Theodor Levene ,he was a russian who studied medicine, with keen interest in organic chemistry.

He migrated to the US in 1891, and started practising medicine  in 1892.Due to his strong interest in research he combined research(1894) in  molecular structure of sugars with medical practice,But this was cut short when he contracted tuberculosis.

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How the components of Nucleotide(phosphate group,sugars, and organic bases) combined to form nucleotide, and how the latter undergo condensation reaction to form DNA.

8 0
3 years ago
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2 years ago
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