Genetic Variation & Information Random Retrieval

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Genetic Variation & Information Random Retrieval

This quiz contains all the questions in the Genetic Variation & Information section. The website will pick 20 questions at random.

1 / 20

The development of antibiotic resistance is an example of what type of selection?

2 / 20

What type of selection is shown on this graph?

3 / 20

Stray dogs in the Moscow Subway have learnt to beg for food, and are able to identify humans most likely to feed them. What type of adaptation is this ?

4 / 20

The Amish in America are a closed community, which only reproduce with-in their own population. They are descended from 200 Swiss who migrated there. They have a much higher proportion of alleles which cause genetic disorders, rarely seen in the rest of the population. What is this an example of?

5 / 20

Which of the following will reduce genetic diversity in a population?

6 / 20

Which of the following is true about all mutagenic agents?

7 / 20

How is variation introduced during prophase 1?

8 / 20

Is Anaphase 2 more similar to Anaphase 1, or Anaphase in mitosis?

9 / 20

On this diagram, what does D represent?

10 / 20

What word describes cells which contain single chromosomes?

11 / 20

What molecule is formed at the end of translation?

12 / 20

What molecule does the tRNA carry?

13 / 20

Where does translation take place?

14 / 20

In eukaryotes, the pre-mRNA is modified by removing what?

15 / 20

Which bonds are broken by the enzyme used in transcription?

16 / 20

Which is the true statement about DNA compared to RNA?

17 / 20

What word describes the fact there is more than one set of three bases for each amino acid?

18 / 20

In an homologous pair of chromosomes, would alleles be...

19 / 20

What is a 'sister chromatid' or 'sister chromosome'?

20 / 20

What is an allele?

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