Slide 1 How Evolution Occurs Genetically Slide 2  Evolution occurs in _populations_ not _individuals.   Why? Within the _lifespan_ of one  individual, new features…

Slide 1 Genetic Changes Any mistake or change in the DNA sequence is called a mutation. Types of mutations are: 1.point mutation 2.frameshift mutation 3.chromosomal mutation…

Slide 1 Slide 2 Misc Pedigree and Disease Genetics Simple Genetics DNA 50 40 30 20 10 20 30 40 50 10 20 30 40 50 10 20 30 40 50 10 20 30 40 50 Slide 3 If a body cell of a…

Slide 1 Chromosome disorders Slide 2 Chromosome disorders are the result of missing or extra chromosomes. Slide 3 Egg and sperm cells (gametes) fuse during Fertilization…

Slide 1 CSCOPE Unit 08 Lesson 02 MEIOSIS INTRODUCTION Slide 2  What is a chromosome?  A piece of coiled DNA  How many chromosomes do human cells have?  46 (in…

Slide 1 Meiosis and Karyotypes Slide 2 Somatic Cells v. Gametes 0 Somatic – body cells 0 Ex. Skin, liver, eyeballs 0 Gametes – sex cells 0 Ex. Egg or sperm (DNA here…

Manipulating DNA Manipulating DNA The Techniques Involved in Genetic Engineering Before we begin⦠In addition to the information in this presentation, you should also…

Pedigrees 3.03: Pedigrees Pedigrees The risks of passing on a genetic disorder to offspring can be assessed by genetic counseling, prenatal testing, and by analyzing a pedigree.…

Gametogenesis Gametogenesis Gametogenesis is the creation of gametes. In males, it is spermatogenesis, creation of sperm. In females, it is oogenesis, creation of ova. Spermatogenesis…

Meiosis & Sexual Reproduction Remember that 1 chromosome is made when 2 chromatids join at the centromere. These 2 chromatids are EXACT copies of each other Every human…