PPT-Mutations

What Are Mutations Mutation Changes in the nucleotide sequence of DNA Mutagen A physical or chemical agent that changes DNA Mutation May occur in somatic cells body cells will not be . Changes in . DNA. that affect genetic information. Gene Mutations. Point Mutations – changes . in one or a few. nucleotides. Substitution. THE FAT CAT ATE THE RAT. THE FAT HAT ATE THE RAT. Insertion. 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. Bases:. A, T, C, G. Codons:. Genes:. Chromosome:. DNA. Words. Chapters. Book. Not passed on to offspring. Can be passed on to offspring. M. ito. sis. M. eio. sis. Mutations. in Cell Division. A single gene. Mutations are changes in the genetic material. . Mutations may be genetic mutations or chromosomal mutations.. Genetic Mutations occur in the “code” on DNA or mRNA. Mistakes in . copying the DNA :. 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 . Dun . dun. dun!!!!! . Nobody’s perfect all the time . About 1/10 billion base pairs end up with a error or mutation . Mutation: . Mistake in replication or environmental effect that results in a c. Changes in the genetic material. Mutations can occur in two different types of Cells:. 1. Somatic (body) cells. 2. Gamete (sex or germ) cells. Mutations in somatic cells. Usually result in killing that body cell only.. M. istakes made in the DNA sequencing. They can have a range of effects.. They can affect the genetic information that is passed to offspring.. Cells have evolved various methods to deal with them. . 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. KEY CONCEPT:. . Mutations. are changes in genetic material.. VOCABULARY:. Mutation, point mutation, . frameshift. mutation, polyploidy. Mutations – extension from gene expression. . Changes in genotype. 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. . There are two basic types of mutations:. Gene mutations - mutations that produce changes in a single gene. Chromosomal mutations - mutations that produce changes in whole chromosomes. Gene mutations . mutation. Mutations. Actual Mutations . in fruit flies. What is a mutation?. A mutation is any change in a cell’s DNA. A mutation can occur in an individual gene. - results in a single changed protein.