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2021-05-14

What is the sequence of DNA that codes for a protein?

What is the sequence of DNA that codes for a protein?

A sequence of bases (genetic information) on DNA that codes for a protein is called a gene .

Does a gene code for a specific protein?

Each protein is coded for by a specific section of DNA called a gene. Genes are typically hundreds or thousands of base pairs in length because they code for proteins made of hundreds or thousands of amino acids. Most genes contain the information needed to make functional molecules called proteins.

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What is the genetic code a sequence of?

Genetic code, the sequence of nucleotides in deoxyribonucleic acid (DNA) and ribonucleic acid (RNA) that determines the amino acid sequence of proteins. Though the linear sequence of nucleotides in DNA contains the information for protein sequences, proteins are not made directly from DNA.

What is the order of information from genes to proteins?

A gene that encodes a polypeptide is expressed in two steps. In this process, information flows from DNA → RNA → protein, a directional relationship known as the central dogma of molecular biology. Transcription: One strand of the gene’s DNA is copied into RNA.

What are the steps of gene expression?

The process of gene expression involves two main stages: Transcription: the production of messenger RNA (mRNA) by the enzyme RNA polymerase, and the processing of the resulting mRNA molecule….Translation involves four steps:

  • Initiation.
  • Elongation.
  • Termination.
  • Post-translation processing of the protein.

What is the relationship between a protein a cell and DNA?

(1) Cells contain DNA that controls the production of proteins. (2) DNA is composed of proteins that carry coded information for how cells function. (3) Proteins are used to produce cells that link amino acids together into DNA. (4) Cells are linked together by proteins to make different kinds of DNA molecules.

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What is the relationship between the terms gene amino acid and protein?

Most genes contain the information require to make proteins. The journey from gene to protein is one that is complex and controlled within each cell and it consists of two major steps – transcription and translation. Together, these two steps are known as gene expression.

Which statement best describes the relationship between RNA and proteins?

Answer. The major relationship between protein and nucleic acid is the reproduction of DNA which contains the information on how cells are used together with RNA which helps to make protein. Both nucleic acid and protein they have four biomolecules which are common in both of them.

What is the most specific function of DNA?

DNA structure and function. DNA is the information molecule. It stores instructions for making other large molecules, called proteins. These instructions are stored inside each of your cells, distributed among 46 long structures called chromosomes.

What are the three roles of DNA?

Three roles of the DNA molecule in heritage are in storage, copying and transmitting genes. Every cell contains DNA, where is the complete genetic material stored.

What are the four bases found in DNA?

Adenine, thymine, cytosine and guanine are the four nucleotides found in DNA.

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What is the base pairing rule for DNA and RNA?

DNA and RNA bases are also held together by chemical bonds and have specific base pairing rules. In DNA/RNA base pairing, adenine (A) pairs with uracil (U), and cytosine (C) pairs with guanine (G). The conversion of DNA to mRNA occurs when an RNA polymerase makes a complementary mRNA copy of a DNA “template” sequence.

What are the 4 bases in RNA?

RNA consists of four nitrogenous bases: adenine, cytosine, uracil, and guanine.

What is the main job of the RNA?

The central dogma of molecular biology suggests that the primary role of RNA is to convert the information stored in DNA into proteins.

What are 3 major differences between DNA and RNA?

So, the three main structural differences between RNA and DNA are as follows: RNA is single-stranded while DNA is double-stranded. RNA contains uracil while DNA contains thymine. RNA has the sugar ribose while DNA has the sugar deoxyribose.