Inheritance

Why are you different to other people? Why is this a good thing? Read on to find out more:

Task 2b: Make notes that:

• Define variation and characteristics.

• Describe how we could measure the variation within a class - what different characteristics could we look at? What measurements would we need to take?

Task 2c: Write a conclusion for the graph using the criteria given in the presentation.

Task 4b: Make notes that:

• Draw a labelled diagram of an animal cell.

• Copy and complete the gap fill on the right to define DNA, gene and chromosome

• List the reasons why it is useful to be able to extract DNA

Task 5b: Make notes that:

• Define the term gamete and name the human gametes

• State how many chromosomes are found in a human cell and in a human gamete.

• Answer the questions on slide 18 and self mark using slide 19.

• Define the term mutation and give examples of diseases caused by mutations.

Task 6b: Make notes that:

• Define allele, dominant and recessive

• Define homozygous, heterozygous, genotype and phenotype

• Answer the questions on slide 14 and self mark using slide 15

• Describe how to carry out a genetic cross using slides 16 and 17

• Complete the practise genetic crosses on slides 19 and 21 and self mark using slides 20 and 22

Task 6c: Complete the worksheet and self mark

Task 7b: Make notes that:

• Define genetic modification

• Give examples of genetically modified crops and describe how they have been modified.

• List the advantages and disadvantages of genetic modification

• Describe the human genome project

Task 8b: Make a mind map or single page revision summary of this topic and add it to your revision folder.

Task 9: Complete the quiz to make sure you understand this unit.

Have a look at this and some additional related material on BBC Bitesiz - can you conquer thier quizes as well?