IGCSE Grade 9 BIOLOGY

Variation and Selection

(IGCSE 9, BIOLOGY)

Quizzes

Quiz 1

IGCSE, 9, BIOLOGY, Variation and Selection

This quiz has 5 Questions.

Quiz 2

IGCSE, 9, BIOLOGY, Variation and Selection

This quiz has 5 Questions.

Quiz 3
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IGCSE, 9, BIOLOGY, Variation and Selection

This quiz has 5 Questions.


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Quiz 4
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IGCSE, 9, BIOLOGY, Variation and Selection

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Videos

Topics Covered
Variation - Genetic And Environmental Variation And Its Causes. Adaptive Features - Xerophytes, Hydrophytes. Selection- Variation, Over Production, Survival Of The Fittest, Gradual Change. Natural Selection. Antibiotic Resistance In Bacteria. Stabilising Selection. Sickle Cell Anaemia. Selective Breeding