PPT-Chapter 4 Genetic and Chromosomal Factors

Taylor amp Francis 2015 ROLE OF GENES AND CHROMOSOMES A zygote is a single fertilized cell A somatic cell is a body cell A germ cell is a sex cell Cell structure includes a cell membrane that surrounds the cell material cytoplasm The nucleus in the center of the cell houses the chromosomes. What is serotonin, what is low levels associated (possibly) with?. WALT: Is aggression inherited?. E – Describe the role of genetic factors in aggression.. C – Explain how genetic factors may contribute to aggression.. B. ehaviour. Starter. On mini whiteboards. In three sentences explain the role of hormones in aggressive behaviour. As a class- One word story. What are Genetics?. Why are Psychologists interested in Genetics?. Human chromosomes. Most cells in your body normally contain 46 chromosomes, organized into 23 pairs. In each of these 23 pairs, you've inherited one chromosome from your father and one from your mother. . Risks and Benefits of Knowing Your Genetic Makeup. Julie Hopp. Genetic Screening: Who Should Be Tested. CDC’s 2004 Science Ambassador Program. Overview. Genetics Review. Types of Genetic Disorders. Genetic disorders can be due to any of the following factors:. A. Monogenetic Disorders: Caused by a mutation in a single gene. Autosomal. recessive alleles:. a. You may be a carrier and not know it, since the dominant allele masks the recessive.. Gabr. Objectives. By the end of this lecture, the student should be able to:. 1- Define birth defects. 2- List the causes of birth defects. 3- Define congenital anomaly and the difference . betw. . . 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 . 12.1 Chromosomal Inheritance . 1. Genes are located on chromosomes; this is called the . chromosome theory of inheritance. .. 12.1 Chromosomal Inheritance. Chromosomes can be categorized as two types:. 1. A. Background. . 1. Genetics. . 1860’s—. Mendel. . proposed that discrete . inherited . factors . segregate . and assort . independently . during gamete . formation. . 2. Cytology. . Important for a GP. It has been estimated that at least one in ten of the patients seen in primary care has a disorder with a genetic component . There are three main themes of genetics in primary care: . Over the last few decades, a significant transition has taken place in the etiology of diseases affecting mankind. Environmentally related disorders have decreased & genetic disorders & non-communicable disorders have become a major cause of morbidity and mortality. Department of Zoology. Govt. P.G. College for Women, Gandhinagar, Jammu. . Structural Chromosomal Aberrations. Chromosomal. . aberrations. . are. . substantial changes. . in. . chromosome. . structure and number. Asmaa A. Almukhtar .PHD . Lecturer . Medical Genetic Department. ICCMGR. 2023. Introduction to Chromosomal Analysis. Reading &Writing a Chromosomal Analysis Report. How to write the chromosomal analysis report?. Suud. . khalifa. 2- Diseases caused by mutation in mitochondrial genes:. Mitochondria contain several genes encodes for enzymes of oxidative phosphorylation, usually the ovum contain the large part of mitochondria, so the inheritance of mitochondrial gene is maternal..