1
IAT (IISER) 2022
MCQ (Single Correct Answer)
+4
-1
In a cross between individuals of the genotypes PpQQRrSS and ppqqRrSS, what will be the expected number of progenies with the genotype ppQQRrSS in a population of 400 individuals, assuming independent assortment?
A
0
B
25
C
100
D
200
2
IAT (IISER) 2022
MCQ (Single Correct Answer)
+4
-1
Nine percent of a population cannot taste a certain food item because of a recessive allele of the gene IAT. Assuming the population is in Hardy-Weinberg equilibrium, what will be the frequency of dominant and recessive alleles, respectively?
A
0.7 and 0.3
B
0.9 and 0.1
C
0.3 and 0.7
D
0.1 and 0.9
3
IAT (IISER) 2020
MCQ (Single Correct Answer)
+4
-1
A hypothetical plant species shows two flower colour phenotypes- red and white. Red is dominant over white. In a population, this flower colour locus was found to be in HardyWeinberg equilibrium. If 490 out of a total population size of 1000 plants were found to be white-flowered, how many of the red-flowered plants will be heterozygous?
A
700
B
90
C
580
D
420
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