Unit A: Biological Diversity Study Guide Biological Diversity and its components Y2Y Project| What is it? Species 3 parts to biodiversity (ex. Ecosystem diversity) Population and Community Linnaean classification system| What is the order? 3 types of symbiotic relationships (pg 17) Natural Selection Niches Resource partitioning Heritable and non heritable characteristics Variability Discrete and continuous variation Types of asexual reproduction (pg 30- 31) Steps of sexual reproduction (pg 32) Male and female parts of a flower Advantages and disadvantages of asexual and sexual reproduction Genetic code DNA and its purpose Chromosomes Alleles Dominant and recessive traits (know how to do punnet squares) Hybrid and purebred Incomplete dominance Understand mitosis and meiosis (# of chromosomes at the end of each -in a human) Difference between extirpated and extinct, threatened and endangered (pg 59) Biotechnology Genetic engineering Artificial insemination Cloning Difference between In vitro fertilization in-situ conservation and ex-situ conservation