Variation and Natural Selection

Science 9 Unit A: Biological Diversity Science InAction Section 1.3: Pages 20-24 Section 2.1: Pages 26-29

Lesson #3 ,[object Object],[object Object],[object Object],[object Object]

What is Variation ? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Variation of Human Physical Characteristics ,[object Object],[object Object],[object Object],[object Object]

Variation of Human Physical Characteristics ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

What is Natural Selection ? ,[object Object],[object Object],[object Object]

The 5 year voyage of the HMS Beagle Surveying and charting coasts

Antibiotic resistance is enhanced by natural selection ,[object Object],[object Object],[object Object],[object Object]

Variations ,[object Object],[object Object],[object Object],[object Object],[object Object]

Genetic Variability ,[object Object]

Give it a TRY – Page 27 ,[object Object],[object Object],[object Object],[object Object],[object Object]

Inheritance ,[object Object],[object Object]

What are Non-Heritable Traits? ,[object Object],[object Object]

Continuous Variation ,[object Object]

Discrete Variations ,[object Object],[object Object],[object Object],[object Object]

Variation and the Environment ,[object Object],[object Object],[object Object],[object Object]

Give it a TRY – Page 29 ,[object Object],[object Object],[object Object],[object Object],[object Object]

Is it Discrete or Continuous? Page 29 Action Right Preference Left Preference Type (circle one) Clasping Hands Continuous Discrete Folding Arms Continuous Discrete

Sample Multiple Choice Questions ,[object Object],[object Object],[object Object],[object Object],[object Object]

Answers to Previous Questions ,[object Object],[object Object],[object Object],[object Object]

Did you … ,[object Object],[object Object],[object Object]

Homework ,[object Object],[object Object],[object Object],[object Object]

Question 1 ,[object Object],[object Object],[object Object]

Question #2 ,[object Object],[object Object]

Variation and Natural Selection

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Variation and Natural Selection