03-Study Guide Heredity and Environment #1-Discuss genes as the basis of our creation, include DNA, chromosomes, and alleys. #2-Discuss the human genome and elaborate on the differences between genotype and phenotype. #3-Discuss and differentiate between gametes and a zygote. Also, indicate the chromosome differences between male and female gametes and zygotes. #4-Discuss the differences between monozygotic twins and dizygotic when. #5-Discuss assisted reproduction technology, including in vitro fertilization. #6-Discuss how genes in the genotype can create the phenotype (appearance and behavior). #7-Describe the term epigenetic and what it means. #8-Discuss the concept of dominant and recessive aridity, and the elaborate on how one gene can affect another gene. #9-Discuss genetic chromosomal abnormalities and how they are related to the age of the mother. #10-Discuss some of the abnormalities of the 23rd pair of chromosomes (the sex chromosomes). #11-We currently have genetic counseling to help parents determine the chances of their child having an abnormality. While this can be very helpful, what are some of the negative potential side effects of this type of information.