PPT-Notes on Mutations A change in DNA

Mutations Mutation a change in DNA not all mutations are harmful can happen in body cells and in gametes mutations are passed down to offspring only when they are in the . Types . of Mutations | . Effects . of . Mutations. Learning Objectives. Identify different changes to DNA within both genes and chromosomes. Evaluate effects of changes to DNA on proteins produced and organisms’ overall survival. DNA Polymerase can replicate DNA at a rate of . 50,000 base pairs per minute. !. That’s pretty fast – do you think it ever makes mistakes?. Mutations. Mutations. Changes in the genetic code. They come from mistakes that cells have made in copying their own DNA. . Mutations. What do you think a mutation is?. What happens to you during a mutation?. Mutations. Mutations. are ANY change in an organism’s DNA.. Mutations usually happen during if a mistake is made during replication (S phase).. Jessica Hawley. Compiled . By: . C. Kohn, Waterford, WI. Objectives. Identify and analyze impacts of mutation.. Interpret impacts of mutation.. Analyze genetic information to determine mutations.. Work on SAE Record Books.. What happens if there is a mistake (. mutation. ). in the DNA code?. Possibly proteins won’t be made or are made improperly.. If the mutations occur in the gametes, the offspring’s DNA will be affected positively, negatively, or neutrally.. http://io9.gizmodo.com/10-unusual-genetic-mutations-in-humans-470843733. Unharmful. Mutations. Mila . Kunis. has complete . heterochromia. . Kate Bosworth has . sectoral. . heterochromia. . Angelina Jolie has central . (Chapter 12 Section 4). Mutation. - . A . Change in Genetic . Information . Causes . can be: . 1. ) . Genetic (DNA proofreader does not catch mistakes) . in Replication . or Protein Synthesis. . 2. SAT VOCABULARY TWO So now we are going to study how DNA can mutate and cause genes to change. People who are deaf cannot hear and their deafness can be genetic. If someone is deaf, no sounds are ________. Shaolei Teng. Department of Biology . Howard University. Rocky 2019. Hereditary Spastic Paraplegia (HSP) and Kinesin Mutations. HSPs. : rare genetically neurodegenerative disorders characterized various neurological features including progressive spastic weakness, urinary sphincter dysfunction, extra pyramidal signs and . The sequence of bases in DNA are like the letters of a coded message or even the letters of a simple alphabet. . If we change the sequence of the letters do we change the nature of the message?. That . Understand how they occur. Analyze the different types of mutations. Understand how mutations affect amino acid sequences and proteins. Objective. Central Dogma. DNA is transcribed into RNA, RNA is translated into proteins. Conditional mutations. Point mutations. In . point mutations . the sequence of the DNA has been altered at a single position. Where this change consists of replacing one nucleotide by another, it is known as a . Science. Learning intention. To understand the different types of mutations. . You will need. A pen and a piece of paper or a laptop to record your answers. . You may need the internet to search for answers. . Which process is represented in each picture? . You must justify your answer using the format below…. Picture A is _____________ because ________________.. Picture B is _____________ because ________________. .