Out of the 64 codons found in our biological system, the first was experimentally deciphered by Marshall Nirenberg and Heinrich Matthaei.
<h3>What is genetic code discovery of codons?</h3>
- The key to unlocking the genetic code was discovered when they conducted an experiment using a strand of synthetic RNA with numerous uracil units to tell a chain of amino acids to add phenylalanine.
- In 1961, Francis Crick, Sydney Brenner, Leslie Barnett, and Richard Watts-Tobin made the initial discovery that a single amino acid can be encoded by three nucleotides in DNA [7]. Scientists made the discovery of the life's code in that instant.
- Friedrich Miescher isolated "nuclein," which is DNA with associated proteins, from cell nuclei. He was the first to identify DNA as a special molecule.
- The twenty amino acids that make up protein are arranged according to a code that is formed by the four bases of DNA, which at first glance appear to be randomly arranged. Watson and Crick were the first to realize this.
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According to The Elements of Style, the correct way to punctuate this sentence is, Conservationists are considering urban runoff, and they are tracking population growth, but the magnitude of the situation has not been determined.
Answer: Option C.
Explanation:
Punctuations are the marks such as comma, semicolon, exclamation that we use while writing. Punctuation helps to give a clear meaning to the sentence. ‘The Elements of style’ is a book written by William Strunk which describes the proper way of writing style.
From the sentences given below, the correct way to punctuate this sentence is, ‘Conservationists are considering urban runoff, and they are tracking population growth, but the magnitude of the situation has not been determined.’ Here we can see that after the dangler is separated with a comma. Apart from this in the first line, two ideas are being discussed which is further separated by adding comma thus making a sentence readable.
Assuming that you're referring to my last duchess by Robert Browning , the conclusion that we can draw about the speaker's character would be : He is extremely arrogant.
You can see it on the words : 'i choose never to stoop' and 'i give commands'
hope this helps
1,4,6 those are the answers that chosed for this question