Linkage (Leaving Cert Biology): Quizzes
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10 questions from this quiz
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Practise the questions
10 questions from this quiz
What does linkage mean in genetics?
What does linkage mean in genetics?
Genes located close on same chromosome
What happens to linked genes during meiosis?
What happens to linked genes during meiosis?
They stay together and pass as a unit
What is a typical ratio for linked genes in offspring?
What is a typical ratio for linked genes in offspring?
1:1
In linked genes, what is the genotypic ratio?
In linked genes, what is the genotypic ratio?
1:1
How do linked genes affect phenotypic variation?
How do linked genes affect phenotypic variation?
Reduce variation
What chromosomes are genes located on?
What chromosomes are genes located on?
Same chromosome
Why are linked genes important in breeding?
Why are linked genes important in breeding?
Control traits as a unit
What is an example of linked traits?
What is an example of linked traits?
Seed shape & color
How can linked genes be separated?
How can linked genes be separated?
By crossing-over
What factor influences linked gene ratios?
What factor influences linked gene ratios?
Crossing-over rate