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 

Galileo Galilei

Dmitri Mendeleev

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What are alleles?

A section of DNA that gives a characteristic

Alternative forms of the same gene

X-shaped lengths of DNA

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What did Mendel study?

The distribution of gases in the atmosphere

 Inheritance of different characteristics

The evolution of plants

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Which species did Mendel use in his experiments?

Pea plants

Roses 

Daffodils 

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

Which three traits did Mendel study? 

Length of roots

Colour of peas

Height

Colour of flowers

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