Biology Topic Practice
The Risks of Selective Breeding
While selective breeding gives us useful crops and pets, it comes with a significant biological cost.
What is inbreeding?
What is The Risks of Selective Breeding?
"Inbreeding is the production of offspring from the mating or breeding of individuals or organisms that are closely related genetically."
Question 1
What is selective breeding?
Question 2
What is selective breeding?
Question 3
What is the usual first step in selective breeding?
Downsides of Artificial Selection
Reduces the "gene pool" (genetic diversity) of the population.
Increases the chance of offspring inheriting harmful recessive disorders (Inbreeding).
The whole population is more vulnerable to new diseases.
Exam Tip
Many pedigree dog breeds suffer from specific genetic health problems due to inbreeding.
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