How many unique gametes could be produced through independent assortment by an individual with the genotype AaBbCCDdEE?
1. | 4 | 2. | 8 |
3. | 16 | 4. | 32 |
The inheritance of colour in wheat Kernel shown below is explained by:
1. | Polygenic inheritance | 2. | Pleiotropy |
3. | Epistatic interaction | 4. | Multiple allelism |
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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 |
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Human skin colour is a polygenic trait. What proportion of progeny in a mating between a male with the genotype AaBbCC and a female with the genotype AaBbCc will have the genotype AABBcc?
1. | 0 | 2. | 6/64 |
3. | 15/64 | 4. | 20/64 |