Post on 06-May-2015
PRESENTATION BY:ASHISH DIXIT
PRESENTATION BY:ASHISH DIXIT
E mail- dixitashis@gmail.com
OVERVIEW INTRODUCTION NEED SPECIFICATION DNA V/S SILICON COMPUTER ADVANTAGES LIMITATIONS APPLICATIONS CONCLUSION
WHAT IS A DNA? DNA IS WHAT MAKES UP YOUR GENES AND STORES
ALL THE INFORMATION ABOUT YOU INSIDE YOUR CELLS.
SOURCE CODE TO LIFE INSTRUCTIONS FOR BUILDING AND REGULATING
CELLS DATA STORE FOR GENETIC INHERITANCE WE CAN THINK OF ENZYMES AS HARDWARE ,DNA AS
SOFTWARE
WHAT IS THE COLOUR OF THE SHAPES
IF A BALL AND BAT TOGATHER COST 1.10 RS.
BAT COSTS 1 RS. MORE THAN BALL,
HOW MUCH DOES THE BALL COST?
WHAT IS A DNA COMPUTER?INVENTOR:- Dr. Leonard Adleman
IT USES ENZYMES
AS A PROGRAM THAT
PROCESSES ON THE
DNA MOLECULE WHICH
IS THE INPUT DATA.
NEED OF DNA COMPUTER?
SILICON MICROPROCESSOR DOUBLE IN COMPLEXITY ROUGHLY EVERY TWO YEARS
REQUIRE A SUCCESSOR TO SILICON
DENSE INFORMATION STORAGE
A CD CAN HOLD 700 MB OF DATA,WHEREAS 1 GRAM OF DNA CAN HOLD ABOUT 10 POWER14 MB OF DATA.
SPECIFICATION
One pound of DNA has the capability to store more information than all the electronic computers ever built.
One cm3 of DNA can hold approximately 10 terabytes of data Would be more powerful than the worlds most powerful
supercomputer Unlike binary computers, which work with just two states, On
and Off (0 and 1), DNA computers will use the basic building blocks of life, strings of DNA, molecules of type A (adenine) ,C (cytosine), G (guanine), and T (thymine) ,perform calculations at unimaginable speed.
FIRST DNA COMPUTER UNVEILED IN 2002 USED IN GENE ANALYSIS
TECHNOLOGICAL DEVELOPMENTS
DNA MOLECULES WERE APPLIED TO A SMALL GLASS PLATE OVERLAID WITH GOLD
EXPOSURE TO CERTAIN ENZYMES,DESTROY THE MOLECULES WITH WRONG ANSWERS LEAVING ONLY THE DNA WITH THE RIGHT ANSWER
DNA COMPUTERS MOVED FROM TEST TUBES ONTO GOLD PLATES
“A LOGIC GAME-TIC-TAC-TOE USE DNA COMPUTING”
OTHER ADVANCEMENTS IN THIS AREA
SELF POWERED DNA COMPUTER UNVEILED IN 2003 FIRST PROGRAMMABLE AUTONOMOUS COMPUTING
MACHINE WITH INPUT,OUTPUT,SOFTWARE AND HARDWARE ALL MADE OF DNA MOLOCULES.
CAN PERFORM A BILLION OPERATIONS PER SECOND WITH 99.8% ACCURACY
BIOLOGICAL COMPUTERS DEVELOPED USED TO FIGHT CANCERS
“DESIGNER DNA”IDENTIFIES ABNORMAL AND IS ATTRACTED TO IT,RELEASES CHEMICALS TO INHIBIT GROWTH.SUCCESSFULY TESTED ON ANIMALS
DNA V/S SILICON COMPUTER
DNA HAS UNLIMITED MINIATURIZATION SPEED IS VERY FAST PARALLEL PROCESSING USED CHEAPER THAN THE SILICON NON TOXIC MATERIAL USED SIZE VERY SMALL VERY LARGE DATA CAPACITY
ADVANTAGES OF DNA COMPUTERS
THERE IS A PLENTIFUL SUPPLY OF DNA, SO ALSO A CHEAP RESOURCE.
DNA BIOCHIPS CAN BE MADE CLEANLY.
DNA COMPUTERS CAN BE MADE MANY TIMES SMALLER THAN THE EXISTING COMPUTERS.
EXCELLENT FOR HAMILTONIAN AND TRAVELLING SALESMAN PROBLEMS.
DISADVANTAGES
DNA has a half life. Solutions could dissolve away
before the end result is found. During an operation, there is a 95%
chance a particular DNA molecule will compute correctly. Would cause a problem with a large amount of operations
LIMITATIONS / CURRENT PROBLEMS
IT INVOLVES A RELATIVELY LARGE AMOUNT OF ERROR.
REQUIRES HUMAN ASSISTANCE. TIME CONSUMING LABORATORY
PROCEDURES. NO UNIVERSAL METHOD OF DATA
REPRESENTATION.
APPLICATIONSOF DNA COMPUTING
DNA CHIPS GENETIC PROGRAMMING PHARMACEUTICAL
APPLICATIONS CRACKING OF CODED
MESSAGES DNA FINGERPRINTING
CONCLUSION
DNA COMPUTERS SHOW ENORMOUS POTENTIAL,ESPECIALLY FOR MEDICAL PURPOSES AS WELL AS DATA PROCESSING APPLICATIONS.
MANY ISSUES TO OVERCOME TO PRODUCE A USEFUL DNA COMPUTERS
STILL A LOT OF WORK AND RESOURCES REQUIRED TO DEVELOP IT INTO A FULLY FLEDGED PRODUCT
MINIATURIZATION OF DATA STORAGE MASSIVE AMOUNT OF WORKING MEMORY
ANY QUESTIONS?
THANK YOU!! …………….