Genetics, populations, evolution and ecosystems - Evolution may lead to speciation Flashcards
1
Q
State 2 factors which cause variation in phenotype
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2
Q
What is discontinuous variation
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3
Q
What is an example of discontinuous variation
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4
Q
What factor influences discontinuous variation
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5
Q
What is continuous variation
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6
Q
What is an example of continuous variation
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7
Q
What factor influences continuous variation
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8
Q
Explain how natural selection allows the evolution of populations to occur
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9
Q
What is stabilising selection
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10
Q
Give an example of stabilising selection and explain why it occurs
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11
Q
What is directional selection
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12
Q
Give an example of directional selection and explain why it occurs
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13
Q
What is disruptive selection
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14
Q
Define gene pool
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15
Q
Define speciation
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