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Chapter 22 - Variation and Genetics - 12
1.
Mendel proposed that each contrasting form of a trait of seed was determined by particulate hereditary factors called _______.
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2.
Mendels work was rediscovered by three botanists Correns, De Varies and Tschermach in _______ 16 years after his death.
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3.
When the phenotype of the heterozgote is intermediate between phenotypes of the two homozygotes, it is called _______.
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4.
The ABO blood group system is encoded by a single polymorphic gene I on chromosome _______.
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5.
A and B antigens can also be present in saliva and other body fluids of some persons called _______.
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6.
Maternal − foetal Rh incompatibility is also termed as _______.
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