anna.williamson
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IGCSE Edexcel

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anna.williamson
Created by anna.williamson about 10 years ago
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Reproduction and inheritance

Reproduction and inheritance

Question 1 of 7

1

A gene is a section of DNA that codes for a specific sugar.

Select one of the following:

  • True
  • False

Explanation

Question 2 of 7

1

A clone is a genetically identical cell or organism.

Select one of the following:

  • True
  • False

Explanation

Question 3 of 7

1

Alleles are alternative forms of the same gene.

Select one of the following:

  • True
  • False

Explanation

Question 4 of 7

1

Variation is the key to evolution.

Select one of the following:

  • True
  • False

Explanation

Question 5 of 7

1

Natural selection is the mechanism by which organisms evolve.

Select one of the following:

  • True
  • False

Explanation

Question 6 of 7

1

A plasmid is a circular piece of DNA found in fungi

Select one of the following:

  • True
  • False

Explanation

Question 7 of 7

1

Natural selection and selective breeding are the same events.

Select one of the following:

  • True
  • False

Explanation

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