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Biology - Age 16-18 (A-level) - Genetics and evolution

Displaying top 10 from a possible 14

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posted 21/03/2008Genetic crosses, Mendel and Chi-squared

 
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Age 16-18 (A-level)

Based on 1 reviews
"Nice clear step by step approach to introduce students to the use of the chi-squared te..."

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Contributor:
Toby Tufton

 

Interactive presentation which takes students through using the chi-squared test to check the significance of results from a dihybrid genetic cross. Uses examples from Mendel's pea plant experiments. Can be used on a smartboard to reveal each stage after quizzing the students. 6 slides


Class activity

posted 13/06/2008Inheritance

 
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Age 14-16 (KS4 / GCSE)
Age 16-18 (A-level)

Based on 1 reviews
"This has got lots of material in it, which can be further extended by using the weblinks"

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Contributor:
Simon Ball
Balcarras School

 

A detailed presentation on inheritance in humans. Compares a son to his parents from who he has inherited certain features. Key terms include gametes, mitosis and meiosis, genotypes and phenotypes and Punnet Boxes to explain inheritance. It concludes with cloning and includes web links. [23 Slides].


Class activity

posted 11/06/2008Cystic Fibrosis

 
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Age 16-18 (A-level)

Based on 3 reviews
"Excellent powerpoint with a number of useful animations and involvement for the student..."

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Contributor:
Claire Brown

 

A Powerpoint with animations to explain the genetics behind cystic fibrosis as well as the symptoms and possible treatments using genetic engineering. (10 slides) There is also a question sheet which can be used as homework or in class to test knowledge and understanding of the topic.


Class activity -


Individual learning -

posted 02/04/2008Classification questions

 
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Age 14-16 (KS4 / GCSE)
Age 16-18 (A-level)

Based on 2 reviews
"An excellent resource for top classes at GCSE as this topic is hard for them. Equally ..."

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Contributor:
Toby Tufton

 

Written in frustration at the lack of material available to stretch bright students on this subject; classification and phylogeny. The concepts can be difficult for students from 14-16 yrs but they do engage with them. Designed to generate discussion about some of the more contentious issues involved in classification. 4 pages with answer sheet.


Individual learning -


Individual learning

posted 12/06/2008Meiosis

 
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Age 16-18 (A-level)

Based on 0 reviews

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Contributor:
Claire Brown

 

A presentation to introduce this topic at A-level. Includes animations of the cells at every stage of meiosis as well as recapping knowledge from GCSE (14 slides). The resource also includes a card sort which can be used as a starter or plenary and includes many of the definitions which pupils struggle with or get muddled up.


Class activity


Individual learning

posted 12/06/2008Mitosis

 
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Age 16-18 (A-level)

Based on 1 reviews
"This has a good level of detail and could be complemented by some of the more sophistic..."

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Contributor:
Claire Brown

 

A presentation to introduce Mitosis at A-level. Includes animations showing the cells at each stage of mitosis as well as recapping knowledge from GCSE. (12 slides). Resource also includes a question sheet with answers which can be used in class or for homework to test knowledge and understanding.


Class activity


Individual learning

posted 21/03/2008Dihybrid cross generator

 
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Age 16-18 (A-level)

Based on 2 reviews
"Brilliant! Students can have fun making up silly traits and working out what the outcom..."

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Contributor:
Toby Tufton

 

This interactive excel template generates parental phenotypes, gametes, a Punnet square and progeny phenotypes from a combination of alleles for any two traits chosen by students (Pixie ears, Warty nose, Evil grin!). Relevant to learning about genetics, inheritance and dihybrid crosses. Save as a template to avoid overwriting. Works well on a smartboard.


Individual learning

posted 21/03/2008Evolution of giraffes

 
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Age 14-16 (KS4 / GCSE)
Age 16-18 (A-level)

Based on 1 reviews
"This is a useful activity for relating the principles of evolution to real observations"

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Contributor:
Toby Tufton

 

Students put a variety of facts about giraffes into categories. The categories relate to Darwin's observations. Students then write a paragraph to explain how longer giraffes' necks have been selected. Designed to provoke discussion about inheritance, evolution and natural selection. 2 pages with answer sheet.


Individual learning


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posted 16/03/2008Natural selection and pond snails

 
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Age 14-16 (KS4 / GCSE)
Age 16-18 (A-level)

Based on 1 reviews
"This can be quite a challenge for some pupils, but is a great way of showing how the pr..."

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Contributor:
Toby Tufton

 

Worksheet in which students are led through the idea of natural selection - reproduction, inheritance and survival - using pond snails and leeches as an example. 2 pages, accompanied by an answer sheet.


Individual learning


Individual learning

posted 13/12/2007DNA; replication and transcription

 
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Age 16-18 (A-level)

Based on 0 reviews

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Contributor:
Jamie Lawson

 

A presentation introducing genes, chromosomes, DNA and RNA. Highlights the structural differences between RNA and DNA and covers DNA transcription (using DNA helicase and DNA polymerase) and replication (using RNA polymerase and mRNA). Covers protein production by ribosomes.


Class activity

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