How does DNA make DNA?

Asked By: Annelle Outeda | Last Updated: 23rd May, 2020
Category: science genetics
4.7/5 (283 Views . 10 Votes)
DNA is made of chemical building blocks called nucleotides. These building blocks are made of three parts: a phosphate group, a sugar group and one of four types of nitrogen bases. To form a strand of DNA, nucleotides are linked into chains, with the phosphate and sugar groups alternating.

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Similarly one may ask, what is DNA simple answer?

DNA stands for deoxyribonucleic acid. It's the genetic code that determines all the characteristics of a living thing. Basically, your DNA is what makes you, you! You got your DNA from your parents, we call it 'hereditary material' (information that is passed on to the next generation).

Secondly, how does DNA encode information? 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.

Also know, what exactly is DNA?

Deoxyribonucleic acid, more commonly known as DNA, is a complex molecule that contains all of the information necessary to build and maintain an organism. All living things have DNA within their cells. In fact, nearly every cell in a multicellular organism possesses the full set of DNA required for that organism.

What is DNA made up of?

DNA is made up of molecules called nucleotides. Each nucleotide contains a phosphate group, a sugar group and a nitrogen base. The four types of nitrogen bases are adenine (A), thymine (T), guanine (G) and cytosine (C). The order of these bases is what determines DNA's instructions, or genetic code.

29 Related Question Answers Found

Where is DNA created?

Where is DNA found? In organisms called eukaryotes, DNA is found inside a special area of the cell called the nucleus. Because the cell is very small, and because organisms have many DNA molecules per cell, each DNA molecule must be tightly packaged. This packaged form of the DNA is called a chromosome.

Is DNA a protein?

Today, proteins are formed following instructions given by DNA (deoxyribonucleic acid) which in turn is synthesized by specific enzymes that are proteins. DNA contains the genetic information of all living organisms. Proteins are large molecules made up by 20 small molecules called amino acids.

What is a DNA for dummies?

DNA is an extremely long chain of molecules that contains all the information necessary for the life functions of a cell. The individual molecules that make up DNA are called nucleotides. There are only four nucleotides that are ever used, these are Adenine (A), Thymidine (T), Guanine (G), and Cytosine (C).

Why is DNA important to you as a human being?

DNA is vital for all living beings – even plants. It is important for inheritance, coding for proteins and the genetic instruction guide for life and its processes. DNA holds the instructions for an organism's or each cell's development and reproduction and ultimately death.

Who discovered DNA first?


Many people believe that American biologist James Watson and English physicist Francis Crick discovered DNA in the 1950s. In reality, this is not the case. Rather, DNA was first identified in the late 1860s by Swiss chemist Friedrich Miescher.

How much DNA is in the human body?

The set of chromosomes in a cell makes up its genome; the human genome has approximately 3 billion base pairs of DNA arranged into 46 chromosomes.

What is DNA short for?

defined as a nucleic acid

What is a DNA easy definition?

DNA, short for deoxyribonucleic acid, is the molecule that contains the genetic code of organisms. DNA is in each cell in the organism and tells cells what proteins to make.

How does DNA store information?

DNA stores biological information in sequences of four bases of nucleic acid — adenine (A), thymine (T), cytosine (C) and guanine (G) — which are strung along ribbons of sugar- phosphate molecules in the shape of a double helix. Taken as a whole, this package of DNA serves as its owner's complete genetic blueprint.

Is DNA a nucleic acid?


Deoxyribonucleic acid (DNA) is a nucleic acid containing the genetic instructions used in the development and functioning of all known living organisms. The DNA segments carrying this genetic information are called genes.

What is the meaning of RNA in biology?

Short for ribonucleic acid. The nucleic acid that is used in key metabolic processes for all steps of protein synthesis in all living cells and carries the genetic information of many viruses. Unlike double-stranded DNA, RNA consists of a single strand of nucleotides, and it occurs in a variety of lengths and shapes.

What is the purpose of DNA replication?

The purpose of DNA replication is to produce two identical copies of a DNA molecule. This is essential for cell division during growth or repair of damaged tissues. DNA replication ensures that each new cell receives its own copy of the DNA.

Where is RNA found?

Deoxyribonucleic Acid (DNA) is found mainly in the nucleus of the cell, while Ribonucleic Acid (RNA) is found mainly in the cytoplasm of the cell although it is usually synthesized in the nucleus.

What DNA can tell us?

The simplest thing DNA can tell you is whether someone is male or female. Apart from some very rare cases, that doesn't even involve looking at their DNA sequence - all you need to know is whether they have X and Y chromosomes (making them male) or a pair of Xs (which makes them female).

Why is it called DNA?


DNA, or deoxyribonucleic acid, is the central information storage system of most animals and plants, and even some viruses. The name comes from its structure, which is a sugar and phosphate backbone which have bases sticking out from it--so-called bases.

What three things make up a nucleotide?

A nucleotide consists of three things:
  • A nitrogenous base, which can be either adenine, guanine, cytosine, or thymine (in the case of RNA, thymine is replaced by uracil).
  • A five-carbon sugar, called deoxyribose because it is lacking an oxygen group on one of its carbons.
  • One or more phosphate groups.

Does DNA have color?

The four code chemicals in real DNA are usually represented by the letters T, A, C and G. They are not colorful, but they are as particular: T and A always pair together, as do G and C. The sequence along one backbone of the DNA molecule contains all the information to re-create the molecule.