- 1(current)
Q. No.If two persons with 'AB' blood group marry and have a sufficiently large number of children, these children could be classified as 'A' blood group: 'AB' blood group: 'B'blood group in a 1:2:1 ratio. The modern technique of protein electrophoresis reveals the presence of both' A' and 'B' type proteins in 'AB' blood group individuals. This is an example of:
| 1. | Incomplete dominance | 2. | Partial dominance |
| 3. | Complete dominance | 4. | Codominance |
Subtopic: Â Co-dominance |
 85%
From NCERT
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Match the terms in Column I with their description in Column II and choose the correct option.
| Column I | Column II | ||
| A. | Dominance | 1. | Many govern a single character |
| B. | Codominance | 2. | In a heterozygous organism, only one allele expresses itself |
| C. | Pleiotropy | 3. | In a heterozygous organism, both alleles express themselves fully |
| D. | Polygenic inheritance | 4. | A single gene influences many characters |
| A | B | C | D | |
| 1. | 2 | 3 | 4 | 1 |
| 2. | 4 | 1 | 2 | 3 |
| 3. | 4 | 3 | 1 | 2 |
| 4. | 2 | 1 | 4 | 3 |
Subtopic: Â Polygenic Inheritance & Pleiotropy |Â Co-dominance |
 91%
From NCERT
NEET - 2016
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- 1(current)
Q. No.
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