#Question id: 4757
#Section 3: Genetics, Cellular and Molecular Biology
The newborn baby of a mother having blood group O, Rh+ and father having blood group AB, Rh-, got mixed with other babies in the hospital. The baby with which of the following blood groups is not confirmable to be of the said couple?
(i) AB, Rh+ (ii) O, Rh+
(iii) A, Rh+ (iv) B, Rh+
#Question id: 4758
#Section 3: Genetics, Cellular and Molecular Biology
The allele l in human population is recessive lethal and x chromosome linked. If a female is heterozygous for l allele marries with normal male. What will be interpretation correct?
#Question id: 4799
#Section 3: Genetics, Cellular and Molecular Biology
You set up a mapping cross involving your favorite gene (YFG) in Neurospora and determine the following octad types: 4:4 arrangement 83; 2:4:2 arrangement 7; 2:2:2:2 arrangement 10. What is the distance between your gene and the centromere?
#Question id: 4800
#Section 3: Genetics, Cellular and Molecular Biology
You set up a mapping cross involving two genes of interest in Saccharomyces and determine the following tetrad types: 8 nonparentalditype; 12 tetratype; 80 parental ditype. Calculate the most accurate map distance between these two genes.
#Question id: 4801
#Section 3: Genetics, Cellular and Molecular Biology
You set up a mapping cross involving two genes in Aspergillus and determine the following percentages of tetrad types: parental ditype 51%, nonparentalditype 49%. What can you say about your genes?
#Question id: 4802
#Section 3: Genetics, Cellular and Molecular Biology
Why is tetrad analysis useful for studying genetics?