The ability of an organism to survive exposure to a dose of poison which would normally be lehal to it
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Rats who are homozygous (RR) and resistant to warfarin have a large requirement for...
Vitamin K
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Resistance originally comes about due to...
Mutations occuring randomly within populations of organisms
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Resistance may be passed from one bacteria to another by the process of...
Conjugation
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What is Artificial Selection?
Where humans choose organisms showing desirable characteristics and breed only from these
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What are problems with inbreeding animals?
It leads to inbreeding depression - there is an increased chance of a harmful recessive gene expressing itself because there is a greater risk of a double recessive individual occuring
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What is the definition of extinction?
The process by which a species ceases to exist on Earth
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What is conservation?
The management of habitats to maintain or restore species diversity and ecosystem function
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Ecotourism is...
The responsible travel to natural areas that conserves the environment and improves the well-being of local people
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Monoculture is...
The simultaneous growth of large number of crop plants of similar age and type within a defined area
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Monoculture leads to reduced species diversity and less yield because...
Mineral depletion and an increase in pests and diseases
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Consequences of deforestation are...
Climate change, destruction of natural habitats, reduction in biodiversity, soil erosion
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Other cards in this set
Card 2
Front
Rats who are homozygous (RR) and resistant to warfarin have a large requirement for...
Back
Vitamin K
Card 3
Front
Resistance originally comes about due to...
Back
Card 4
Front
Resistance may be passed from one bacteria to another by the process of...
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