LIFE SCIENCES - GRADE 12 2018 - wbhs.co.za

1 life SCIENCES - GRADE 12 2018 TOPIC ASSESSMENT STANDARDS PORTFOLIO ASSESSMENT TASKS PHASE 1 (13 November 2017 16 March 2018 ) Responding to the environment - Humans The parts of the nervous system and reflexes Task 1 Practical task: Nervous system Nov/Dec 2017 Task 2 Assignment: Part 1 - Human Impact on the environment Nov/Dec 2017 Part 2 Nervous system 30 Jan 2 Feb Task 3 Control Test - Nervous system, DNA and meiosis 12 16 Feb Task 4 Practical task: Meiosis 5 Mar 16 Mar The eye The ear DNA: The code of life Nucleic acids: Location, discovery and structure of DNA and RNA DNA replication, DNA profiling and protein synthesis Meiosis Review mitosis and introduce meiosis The process of meiosis Human Impact on the environment The atmosphere, water and food security Loss of biodiversity and solid waste disposal PHASE 2 (19 March 2018 8 June 2018 ) Reproduction Diversity of reproductive strategies Task 5 Practical task: Reproduction 16 20 April Task 6 Mid-term test.

2 Reproduction/Genetics 14 18 May Task 7 June Exams 28 May 8 June Human reproduction Genetics and inheritance History of genetics Monohybrid and dihybrid crosses, inheritance of characteristics Mutations, sex chromosomes and sex-linked disorders Human endocrine system Location of endocrine glands Role of these glands in the body Responding to the environment - plants Plant hormones PHASE 3 (11 June 2018 19 October 2018 ) Evolution by natural selection Origin of ideas about evolution Task 8 Mid-term test: Evolution 13 17 Aug Task 9 Trials Exam 27 Aug 14 Sept Evolution by natural selection Darwinism Speciation Mechanisms for reproductive isolation Evolution in present times Human Evolution Evidence for human evolution Out of Africa hypothesis Importance of the Cradle of Humankind