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Chapter 22 - Variation and Genetics - 10
1.
The position of a gene on the chromosomes is called its _______.
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2.
All the genes found in a breeding population at a given time are collectively called the _______.
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3.
_______ is a mating in which an individual showing a dominant phenotype is crossed with an individual showing its recessive phenotype.
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4.
Different alleles of a gene that are both expressed in a heterozgous condition are called _______.
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5.
ABO blood group system was discovered by _______ in 1901.
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6.
The blood serum containing antibodies is called _______.
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7.
Human skin colour is a _______ trait which is controlled by three to six gene pairs.
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