1. BASIC BIOLOGY BIO 101/4 Cell divisionMeiosis 23 Jan 2007 2. What is meiosis?Meiosis is a type of cell division. Occurs in gamete cell. There is a single DNA replication,…

1. DNA Replication 2. Discovering the structure of DNA DNA =D eoxyribosen ucleica cid Made out of sugars (deoxyribose), phosphatesand nitrogen bases 3. Discovering the structure…

1. MITOSIS cell division 2. -genetic material (blueprints) Long strands:Chromatin (spaghetti) DNA DNA 3. CHROMOSOMES:Condensed strands,macaroni CHROMATIDS: Duplicated Chromosomes,double…

1. Cell life cycle (including Mitosis)Pg. 151-159 2. All cells pass through a series of events called the cell cycle.Some cells cycle continually (skin, root tips),…

1. CHROMOSOMES and THE GENETIC CODE 2. 1. The diagram below shows a portion of a DNA molecule. Show with the help of diagrams how this portion replicates. (4 marks) 3. 2.…

Slide 1DNA Replication Slide 2 Facts: DNA replicates before a cell divides Occurs during the S or synthesis phase of mitosis Replication creates identical copies of DNA strands…

Slide 1Nucleotides Specification: State that deoxyribonucleic acid (DNA) is a polynucleotide, usually double stranded, made up of nucleotides containing the bases adenine…

Slide 1PIG - enzymes Slide 2 What are enzymes? [3] Slide 3 3 of the following: Biological catalysts Globular proteins Increase the rate of (chemical) reaction Complimentary…

Slide 1Molecular Biology Fifth Edition Chapter 20 DNA Replication, Damage, and Repair Lecture PowerPoint to accompany Robert F. Weaver Copyright © The McGraw-Hill Companies,…

Slide 1CST Review Questions The Chemistry of DNA and Molecular Genetics Slide 2 The diagram below represents a portion of a nucleic acid molecule. The part indicated by arrow…