DNA: Structure and Replication. Two Types of Nucleic Acids. Slide # 2. Nucleic Acids : carry the genetic instructions for all life. Discovery of Nucleic Acid. Slide # 3. 1869: Friedrich Miescher discovered nuclein Noticed that nuclein had a lot of phosphate
Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.
DNA: Structure and Replication
Slide # 2
Nucleic Acids: carry the genetic instructions for all life
Slide # 3
Slide # 4
Slide # 5
Oswald Avery continued Griffith’s experiment!
Avery showed that DNA is the transforming agent!
Slide # 6
Slide # 7
DNA is made up small, repeating units (monomers) called nucleotides.
Go to Section:
Slide # 8
Slide # 9
Source of DNAATGC
Go to Section:
Slide # 10
Slide # 11
-- Applied Chargaff’s rules
Quote:Whatever you are, be a good one!
DNA structure cont.
Cell Division notes
1. Which of the following best describes cellular respiration?
a. External breathing
b. Breakdown of sugar to release energy in cells
c. Movement of water from outside the cell to inside the cell.
d. Removal of water from a cell
2. Describe the structure and components of a DNA nucleotide.
Slide # 12
Parent strand: gray
Daughter strand: red
Slide # 13
Slide # 14
Strands are antiparallel
Slide # 15
Slide # 16
Karyotype of Human
Slide # 17
Chromosomes: More than Just DNA
Chromosome:coiled DNA & protein “spacers” called histones.
Histones keep the chromosome from getting tangled.