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Question
What does it mean that Mendel's parental plants were described as 'true-breeding'?
Options
They required special breeding conditions
They consistently produced only their own type across generations
They could breed with any plant variety
They produced offspring with new traits never seen before
MCQ
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Solution
True-breeding plants are homozygous for a trait and consistently produce offspring identical to themselves across generations. Mendel's TT tall plants always produced tall offspring, and tt dwarf plants always produced dwarf offspring when self-pollinated.
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