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Science

Classification, variation and inheritance

Genes and inheritance - Test

1.

What is an allele?

2.

Which of the following is an example of a genetic condition?

3.

You need two copies of the faulty allele to have cystic fibrosis. This means that the allele is:

4.

Where are chromosomes found in a cell?

5.

What type of condition is sickle cell disease?

6.

Why do doctors use pedigree analysis?