. In incomplete dominance, the phenotype of ____ : only one allele is expresses both alleles is partially expressed neither of the alleles are expressed both alleles is expressed
1. In incomplete dominance, the
- only one allele is expresses
- both alleles is partially expressed
- neither of the alleles are expressed
- both alleles is expressed
2. For a particular quantitative trait, 1024 flowers were produced. One was white and one was the darkest red possible. How many polygene pairs are involved in flower color in this case?
3. A DNA topoisomerase that starts recombination when cut-and-repair mechanisms occur during meiotic recombination.
6. A couple is planning a family, but since each has a brother having the sickle-cell disorder, they are worried that their kids might develop the disorder too. Neither of them nor their respective parents have the disorder. Which of the following will be your smartest advice as a genetic counsellor?
- One of four of their children can be expected to have sickle cell.
- It is possible that none of their kids will have the disorder, but tests should be carried out on both of them to confirm.
- All of their children will have sickle-cell disorder.
- There is no chance of any of their kids having sickle cell.
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A couple is planning a family, but since each has a brother having the sickle-cell disorder, they are worried that their kids might develop the disorder too. Neither of them nor their respective parents have the disorder. Which of the following will be your smartest advice as a genetic counsellor?
- One of four of their children can be expected to have sickle cell.
- It is possible that none of their kids will have the disorder, but tests should be carried out on both of them to confirm.
- All of their children will have sickle-cell disorder.
- There is no chance of any of their kids having sickle cell.