Mendel

This lesson covers:

  1. The experiment that Mendel did with pea plants, looking at pea colour, flower colour, and height. 
  2. How Mendel discovered hereditary units, and that they could be either recessive or dominant 
  3. An overview of when chromosomes and the structure of DNA were discovered 

Which scientist devised the laws of inheritance?

Gregor Mendel 

Dmitri Mendeleev

Galileo Galilei

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What are alleles?

X-shaped lengths of DNA

A section of DNA that gives a characteristic

Alternative forms of the same gene

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What did Mendel study?

The evolution of plants

The distribution of gases in the atmosphere

 Inheritance of different characteristics

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Which species did Mendel use in his experiments?

Roses 

Daffodils 

Pea plants

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Illustration of a pea plant with blue flowers growing from soil.

Which three traits did Mendel study? 

Length of roots

Height

Colour of flowers

Colour of peas

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