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bulgar [2K]
2 years ago
9

Explain the role of DNA and chromosomes in passing traits from parents to offspring?

Biology
1 answer:
Naddik [55]2 years ago
4 0

\huge\mathsf{\red{\underline{\underline{Answer}}}}

{\green{\dashrightarrow}}The main role of DNA in the cell is the long-term storage of information. This backbone carries four types of molecules called bases and it is the sequence of these four bases that encodes information. The major function of DNA is to encode the sequence of amino acid residues in proteins, using the genetic code.

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What term is used to describe 100’s or 1000’s of amino acids chemically combined?
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Polypeptide

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Amino acids are the building block and simplest unit of protein molecules. The structural composition of each amino acids is made up of an amine group (-NH2), a carboxylic acid group (-COOH), a hydrogen atom (H) and a R side chain that differentiates every amino acid from one another.

In a reaction process called condensation, amino acids are chemically joined together via the amine group of one and the carboxylic group of another. This process releases water molecule (H20) to form a bond called PEPTIDE bond between the amino acids. Several amino acids in their 100’s or 1000’s that are chemically joined this way forms a POLYPEPTIDE chain, which in turn forms the protein molecule.

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