Chapter 19 Heredity Lesson 4 - Gene chromosome mutations_natural selection

***What are mutations? ,[object Object],[object Object],[object Object],[object Object]

Mutagenic agents ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

2 types of mutations ,[object Object],[object Object],[object Object],[object Object],[object Object]

1) Albinism ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

2) Sickle-cell anaemia ,[object Object],[object Object],[object Object],[object Object]

Effects of sickle cell anaemia ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Sickle-cell anaemia (continued…) ,[object Object],[object Object]

Sickle-cell anaemia (continued…) ,[object Object],[object Object],[object Object]

Chromosome mutation ,[object Object],[object Object]

Are all mutations harmful? ,[object Object],[object Object],[object Object],[object Object]

Mutation and Selection ,[object Object],[object Object],[object Object],[object Object],[object Object]

Evolution ,[object Object],[object Object],[object Object]

Theory of Evolution ,[object Object],[object Object],[object Object],[object Object]

Example of natural selection ,[object Object],[object Object],[object Object]

Industrial melanism: Natural Selection in action ,[object Object],[object Object],[object Object]

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