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tasbiology variation

Continuous variation etc saltash

QuestionAnswer
What is the defintition of variation? The presence of variety or differences between individuals
What is variation between species called? Inter-specific varaition
What is variation within a species called? intra-specific variation
What three things does variation come from? Meiosis, sexual reproduction, mutation
continuous varaition is? two extremes with intermediates present
Discontinuous variation is? Two or more distinct categories with no intermediates
Can genetic and environmental variatin interact? Yes
Why have humans become taller in past centuries? A better diet
what is genetic variation? Variation caused by differences in the genes and combinations of genes or alleles
What recombines existing variation meiosis and sexual reproduction
What produces new variations Mutation
Created by: 100000278179974
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