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Changes in the genetic makeup of a population Topic Test 2021

Last updated over 4 years ago
14 questions
Note from the author:
Unit 4 AOS 1 topic test VCE Biology
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Question 1

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Question 2

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Question 3

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Question 4

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Question 5

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Question 6

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Question 7

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Question 8

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Question 1. a) identify the mutation from the original DNA sequence (describe what has changed). What type of mutation is this?

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Question 1 b) This mutation affects how the protein folds. Suggest why the protein shape would be affected by this mutation.

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Question 1. c) Explain the process which would cause the sickle cell anaemia alleles to increase in a population over time.

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Question 2. a) What mode of speciation is occurring between the owls?

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Question 2. b) Outline the steps of speciation that have led to the birds becoming subspecies.

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Question 3. Cows are the main source of milk in Europe. Modern dairy cow breeds can produce 25 L of milk each day – much more than their wild ancestors. Describe how an increase in production of cow’s milk could be achieved by farmers over many generations of cows.