2019HSCShort answer

Q22

3 marks

Question

Complete the table to show the differences between somatic and germ-line mutations.

Try the question before revealing the answer.

Solution

Criteria	Marks
Correctly completes table to show the differences between somatic and germ-line mutations	3
Provides a substantially correct table to show the differences between somatic and germ-line mutations	2
Provides some relevant information	1

Sample answer:

	Somatic mutation	Germ-line mutation
Location	Body cells (not gametes)	Sex cells/gametes only
Effect on offspring	Not passed to offspring	May be passed to offspring
Example	Mutation in skin cell DNA leading to Skin cancer	Mutation in sex cell leading to haemophilia

Supplied marking guidance · human reviewed

Compare this with your working, not only your final sentence.

Syllabus alignment

Module 6 · Genetic Change

MutationDistinguish somatic and germ-line mutations and their effects on organisms.

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