DNA is a chemical substance present in all living cells that controls cellular functions and the development of organisms. It is a long molecule composed of nucleotides, each containing a sugar (deoxyribose), phosphate group, and organic base (adenine, thymine, cytosine, or guanine). DNA exists as two intertwined strands held together via bonds between complementary base pairs on each strand, with adenine bonding with thymine and cytosine bonding with guanine. This double-stranded helical structure allows DNA to replicate and transmit genetic information to new cells.
The process by which DNA molecule makes its identical copies is known as DNA replication or DNA replication is the biological process of producing two identical replicas of DNA from one original DNA molecule
this presentation covers about all the topics of nucleic acids.I made this presentation by combining too many presentations. and I also presented the same in the university and I got an A++ :).
best of luck!
DNA
history
structure
X-Ray diffraction image of DNA
base pairing principle
base pairs
bonding patterns of DNA
base stacking different conformations of DNA
different forms of DNA
function of DNA
replication
encoding information
mutation/recombination
gene expression
Application of DNA
Nuclei acid is a naturally occurring chemical compound containing phosphoric acid, sugars, and a mixture of organic bases (purines and pyrimidines).
The two main classes of nucleic acids are deoxyribonucleic acid (DNA) and ribonucleic acid (RNA).
DNA is the master blueprint for life and constitutes the genetic material in all free-living organisms and most viruses. DNA is the chemical basis of heredity and may be regarded as the reserve bank of genetic formation. DNA is exclusively responsible for maintaining the identity of different species of organisms over millions of years.
RNA is the genetic material of certain viruses, but it is also found in all living cells. The genes control protein synthesis through the mediation of RNA.
The process by which DNA molecule makes its identical copies is known as DNA replication or DNA replication is the biological process of producing two identical replicas of DNA from one original DNA molecule
this presentation covers about all the topics of nucleic acids.I made this presentation by combining too many presentations. and I also presented the same in the university and I got an A++ :).
best of luck!
DNA
history
structure
X-Ray diffraction image of DNA
base pairing principle
base pairs
bonding patterns of DNA
base stacking different conformations of DNA
different forms of DNA
function of DNA
replication
encoding information
mutation/recombination
gene expression
Application of DNA
Nuclei acid is a naturally occurring chemical compound containing phosphoric acid, sugars, and a mixture of organic bases (purines and pyrimidines).
The two main classes of nucleic acids are deoxyribonucleic acid (DNA) and ribonucleic acid (RNA).
DNA is the master blueprint for life and constitutes the genetic material in all free-living organisms and most viruses. DNA is the chemical basis of heredity and may be regarded as the reserve bank of genetic formation. DNA is exclusively responsible for maintaining the identity of different species of organisms over millions of years.
RNA is the genetic material of certain viruses, but it is also found in all living cells. The genes control protein synthesis through the mediation of RNA.
There are two types of nucleic acids, namely deoxyribonucleic acid (DNA) and ribonucleic acid (RNA). Primarily, nucleic acids serve as repositories and transmitters of genetic information.
Nucleic acids are the polymers of nucleotides (polynucleotides) held by 3′and 5′phosphate bridges. In other words, nucleic acids are built up by the monomeric units—nucleotides (It may be recalled that protein is a polymer of amino acids).
Nucleotides are composed of a nitrogenous base, a pentose sugar and a phosphate. Nucleotides perform a wide variety of functions in the living cells, besides being the building blocks or monomeric units in the nucleic acid (DNA and RNA) structure.
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The Roman Empire A Historical Colossus.pdfkaushalkr1407
The Roman Empire, a vast and enduring power, stands as one of history's most remarkable civilizations, leaving an indelible imprint on the world. It emerged from the Roman Republic, transitioning into an imperial powerhouse under the leadership of Augustus Caesar in 27 BCE. This transformation marked the beginning of an era defined by unprecedented territorial expansion, architectural marvels, and profound cultural influence.
The empire's roots lie in the city of Rome, founded, according to legend, by Romulus in 753 BCE. Over centuries, Rome evolved from a small settlement to a formidable republic, characterized by a complex political system with elected officials and checks on power. However, internal strife, class conflicts, and military ambitions paved the way for the end of the Republic. Julius Caesar’s dictatorship and subsequent assassination in 44 BCE created a power vacuum, leading to a civil war. Octavian, later Augustus, emerged victorious, heralding the Roman Empire’s birth.
Under Augustus, the empire experienced the Pax Romana, a 200-year period of relative peace and stability. Augustus reformed the military, established efficient administrative systems, and initiated grand construction projects. The empire's borders expanded, encompassing territories from Britain to Egypt and from Spain to the Euphrates. Roman legions, renowned for their discipline and engineering prowess, secured and maintained these vast territories, building roads, fortifications, and cities that facilitated control and integration.
The Roman Empire’s society was hierarchical, with a rigid class system. At the top were the patricians, wealthy elites who held significant political power. Below them were the plebeians, free citizens with limited political influence, and the vast numbers of slaves who formed the backbone of the economy. The family unit was central, governed by the paterfamilias, the male head who held absolute authority.
Culturally, the Romans were eclectic, absorbing and adapting elements from the civilizations they encountered, particularly the Greeks. Roman art, literature, and philosophy reflected this synthesis, creating a rich cultural tapestry. Latin, the Roman language, became the lingua franca of the Western world, influencing numerous modern languages.
Roman architecture and engineering achievements were monumental. They perfected the arch, vault, and dome, constructing enduring structures like the Colosseum, Pantheon, and aqueducts. These engineering marvels not only showcased Roman ingenuity but also served practical purposes, from public entertainment to water supply.
How to Make a Field invisible in Odoo 17Celine George
It is possible to hide or invisible some fields in odoo. Commonly using “invisible” attribute in the field definition to invisible the fields. This slide will show how to make a field invisible in odoo 17.
This is a presentation by Dada Robert in a Your Skill Boost masterclass organised by the Excellence Foundation for South Sudan (EFSS) on Saturday, the 25th and Sunday, the 26th of May 2024.
He discussed the concept of quality improvement, emphasizing its applicability to various aspects of life, including personal, project, and program improvements. He defined quality as doing the right thing at the right time in the right way to achieve the best possible results and discussed the concept of the "gap" between what we know and what we do, and how this gap represents the areas we need to improve. He explained the scientific approach to quality improvement, which involves systematic performance analysis, testing and learning, and implementing change ideas. He also highlighted the importance of client focus and a team approach to quality improvement.
The French Revolution, which began in 1789, was a period of radical social and political upheaval in France. It marked the decline of absolute monarchies, the rise of secular and democratic republics, and the eventual rise of Napoleon Bonaparte. This revolutionary period is crucial in understanding the transition from feudalism to modernity in Europe.
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Model Attribute Check Company Auto PropertyCeline George
In Odoo, the multi-company feature allows you to manage multiple companies within a single Odoo database instance. Each company can have its own configurations while still sharing common resources such as products, customers, and suppliers.
Palestine last event orientationfvgnh .pptxRaedMohamed3
An EFL lesson about the current events in Palestine. It is intended to be for intermediate students who wish to increase their listening skills through a short lesson in power point.
How to Split Bills in the Odoo 17 POS ModuleCeline George
Bills have a main role in point of sale procedure. It will help to track sales, handling payments and giving receipts to customers. Bill splitting also has an important role in POS. For example, If some friends come together for dinner and if they want to divide the bill then it is possible by POS bill splitting. This slide will show how to split bills in odoo 17 POS.
Ethnobotany and Ethnopharmacology:
Ethnobotany in herbal drug evaluation,
Impact of Ethnobotany in traditional medicine,
New development in herbals,
Bio-prospecting tools for drug discovery,
Role of Ethnopharmacology in drug evaluation,
Reverse Pharmacology.
2. DNA stands for deoxyribose nucleic acid
-This chemical substance is present in the nucleus of all cells in all living organisms
-DNA controls all the chemical changes which take place in cells
-The kind of cell which is formed, (muscle, blood, nerve etc) is controlled by DNA
-The kind of organism which is produced (buttercup, giraffe, herring, human etc)
is controlled by DNA
DNA 2
3. -DNA is a very large molecule made up of a long chain of sub-units
-The sub-units are called nucleotides
-Each nucleotide is made up of:
. a sugar called deoxyribose
. a phosphate group -PO4 and
. an organic base
DNA molecule 3
4. -Ribose is a sugar, like glucose, but with only five carbon atoms in its molecule
-Deoxyribose is almost the same but lacks one oxygen atom
-Both molecules may be represented by the symbol
Ribose & deoxyribose 4
5. The most common organic bases are
Adenine (A)
Thymine (T)
Cytosine (C)
Guanine (G)
The bases 5
6. The deoxyribose, the phosphate and one of the bases
adenine
deoxyribose
PO4
Combine to form a nucleotide
Nucleotides 6
7. A molecule of DNA is formed
by millions of nucleotides
joined together in a long
chain
PO4
PO4
PO4
PO4
sugar-phosphate
backbone
+ bases
Joined nucleotides 7
8. -In fact, the DNA usually consists of a double strand of nucleotides
-The sugar-phosphate chains are on the outside and the strands are held together
by chemical bonds between the bases
8
10. The bases always pair up in the same way
Adenine forms a bond with Thymine
and Cytosine bonds with Guanine
Bonding 1 10
Adenine Thymine
Cytosine Guanine
