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Science and fiction Genetics.

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Presentation on theme: "Science and fiction Genetics."— Presentation transcript:

1 Science and fiction Genetics

2 Tuesday 26 June Variation
SLO: Recall how characteristics are inherited describe how variations occur. Discussion – are we all the same, in what ways are we different, why are individuals in populations different (as opposed to populations that are all the same eg monocultures – variation gives us a greater chance of having some individuals survive if there are adverse conditions eg drought, disease), how do these differences (variation) occur and in what type of populations (in sexually produced populations as opposed to asexually produced populations. Variations arise due to combining the gametes (sex cells), amongst other things (we’ll get into those specifics a little later on). Variation in Class experiment – measure heights of class (using the 1m rulers, work in pairs and measure each others heights). Record on whiteboard in cm (names not necessary). Do a talley eg cm – 5, cm – 8 (start from the lowest heights working up to the tallest, tallying up how many in the class fit into each). Graph results and compare to bell-shaped curve (normal distribution curve). What other human characteristics could be graph to get a bell-shaped curve? (eg weight) Notes for variation into books: Genetic variation describes naturally occurring genetic differences among individuals of the same species. This variation permits flexibility and survival of a population in the face of changing environmental circumstances. Consequently, genetic variation is often considered an advantage, as it is a form of preparation for the unexpected.

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4 Wednesday 27 June Relationship between cells, nucleus, chromosomes, genes, alleles and DNA
SLO: Recall how characteristics are inherited. Describe how variations occur. Working on relationship – A3 paper

5 Thursday 28 June Relationship between cells, nucleus, chromosomes, genes, alleles and DNA
SLO: Recall how characteristics are inherited. Describe how variations occur. Working on relationship – A3 paper

6 Tuesday 24 July How characteristics are inherited
SLO: Recall how characteristics are inherited. Going over tests/tests in folders Finish overview/re-cap relationship between cells, chromosomes, DNA. How we inherit characteristics – asexual and sexual reproduction. Table of notes comparing each with examples. Start DNA dogs activity

7 Tuesday 24 July – lesson 2 DNA dogs
SLO: Recall how characteristics are inherited. Complete DNA dogs activity. From workbook – complete 9Aa (7) and 9Aa (8). Textbook – pgs read and answer questions.

8 Thursday 26 July Inheritance
SLO: Recall how characteristics are inherited (genes, DNA and chromosomes) (what is a chromosome) 9Aa (6) Chromosome sorting activity from workbook (kayotype) What are punnet squares and how to use them. 9Aa (2) Focus on: Chromosomes in workbook. Phenotypes and genotypes, heterozygous and homozygous, dominant and recessive – notes Heterozygous vs homozygous The probability of sex – chromosomes responsible, chance of male/female Practice problems and punnett squares

9 Thursday 3 August Inheritance
SLO: Recall how characteristics are inherited Pop quiz Finishing “Relationship…” summary on A3 paper. Videos: Genes, DNA and chromosomes What is a chromosome?

10 Wednesday 2 August SLO: Recall how characteristics are inherited.
Describe how variations occur. (Miss Voss away on a field trip) Genetics worksheet Rugby genetics worksheet

11 Monday 7 August Genetic disorders – Huntington’s disease
SLO: Recall how characteristics are inherited. Answers for Genetic problems worksheet. Huntington’s disease – ppt, practice punnett squares. Video: ‘Living with Huntington’s disease.

12 Wednesday 9 August Genetic disorders - Haemophilia
SLO: Recall how characteristics are inherited Ppt – notes on what causes haemophilia. Draw punnett squares. Watch ‘The royal diseases’.

13 Thursday 10 August Genetic diseases – Marfan syndrome
SLO: Recall how characteristics are inherited Pop quiz A closer look at the royal pedigree. Marfan syndrome – ppt, notes, videos, questions.

14 Friday 11 August Important scientists in Genetics
SLO: Research towards assignment. Pop quiz. Ppt: ‘The BIG contributors to our ideas about genetics’ – Mendel. The history of genetics assignment – hand out. Due date: Friday 25th August

15 Tuesday 14 August (1) Asexual and sexual reproduction in plants
SLO: Describe how plants reproduce sexually and asexually. Flower cut and paste – reminder that this is how plants produce sexually, producing genetically different seeds. Asexual reproduction – notes, what is it? Examples reproduction in plants Vegetative propagation Table – advantages and disadvantages of sexual and asexual reproduction. Homework: revise keywords

16 Tuesday 14 August (2) Asexual and sexual reproduction continued
SLO: Describe how plants reproduce sexually and asexually. Finish cut and paste/quiz on parts and functions Asexual reproduction – notes, what is it? (finishing diagrams from earlier). Examples reproduction in plants Vegetative propagation Table – advantages and disadvantages of sexual and asexual reproduction.

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18 Thursday 23 August Selective breeding, Cloning, GMO
SLO: Compare and contrast selective breeding, cloning and genetically modified organisms. Copy table from the board and complete as the lesson progresses, using notes and information from videos. How does it work? Examples Selective breeding Cloning GMO’s

19 Tuesday 21 August (1) Asexual reproduction
SLO: Describe how plants reproduce asexually. Notes on how to make a cutting. Asexual reproduction techniques – taking cuttings etc. Demonstration of techniques, then choose 1-2 plants to prepare, working in pairs. Complete ‘Different plants’ – read, summarise key points and then answer the questions. Make a word find using your keywords. Test date: Tuesday 5 September

20 Tuesday 21 August (2) The great debate: Cloning, GMO and ethics
SLO: Compare and contrast selective breeding, cloning and genetically modified organisms. Table comparing GMO, cloning and selective breeding. The class continuum – where do you stand on a variety of issues? Make sure you can support your viewpoint.

21 Thursday 24 August Longer arms, longer feet?
SLO: Describe how variations between organisms occur (describe how both genes and environment can contribute to variation). Twins – the same or different?/Nature vs nurture Nature vs nuture – twins Experiment – ‘Longer arms, longer feet?’. Draw up heading, your prediction and copy the table leaving space for 10 measurements. Carry out experiment, then complete the questions for the conclusion and evaluation. Thought exercise: Are these differences due to genes, environment, or both? How could you check? Homework: Complete ‘Genes and the environment’ sheet by Monday 28 August.

22 Friday 25 August Monoculture
SLO: Describe the advantages and disadvantages of a range of variations (explain what monoculture is, describe how consistency is useful to farmers, explain how variation is useful to species survival). Pop quiz. Monoculture ppt/videos – take notes. PMI analysis on advantages/disadvantages of variation in crops. Homework: Complete ‘Genes and the environment’ sheet by Monday 28 August.

23 Monday 28 August Sexual Reproduction
SLO: Describe how we get variation – sexual reproduction. Pop quiz. Notes/diagrams on sexual reproduction in plants and animals. Worksheet – similarities and differences of sexual reproduction in plants and animals.

24 Friday 1 September To clone or not to clone - ethics
SLO: Consider the advantages and disadvantages of genetic engineering/cloning. Your opinion – worksheet on ‘The ethics of cloning’. Should we clone a woolly mammoth? Continuum exercise on class opinion. Watch - Cloning the mammoth Human cloning Human cloning The future – designer babies? Designer babies Crossword

25 Monday 4 September Revision
Work through summary sheet and quiz. Quiz answers. Work through SLO’s – write notes and examples for each one. Work on learning keywords.


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