#Question id: 4789
#Unit 8. Inheritance Biology
Red flower in plant mediated by three non-allelic genes as a follows Homozygous for mutant allele a ,b,c at any locus give white flower. A plant with Genotype Aabbcc is cross with genotype aaBbCc Plant. What is proportional of white flower among their offspring?
#Question id: 4790
#Unit 8. Inheritance Biology
The F2 genotypes of two independently assorting gene A and B with complete dominance result in a 9 : 3 : 3 : 1 ratio of phenotypes if there is no interaction between the genes. Following modify phenotypic ratio of 9:3:3:1 given as following table (p - phenotype) Which of the following correct matching of gene interaction and their deviated phenotype ratio?
#Question id: 4791
#Unit 8. Inheritance Biology
Body color in mice, YY is a recessive lethal, Yy yellow, yy gray and hair type straight is dominant over fuzzy. A geneticist crosses two yellow mice with heterozygous straight hair. Which the observe ratio is of obtains following progeny?
#Question id: 4792
#Unit 8. Inheritance Biology
A number of all-white cats are crossed and they produce the following types of progeny: 12/16 all-white, 3/16 black and 1/16 gray. If the genotype black progeny is A_bb. Which of the following statement are correct?
a. Epistatic genes is recessive.
b. Epistatic gene is dominant
c. A gene is dominant epistatic
d. B gene is dominant epistatic
e. aa gene is recessive epistatic
f. bb gene is recessive epistatic
#Question id: 4793
#Unit 8. Inheritance Biology
Hypophosphatemia is caused by an X-linked dominant gene in humans. Normal man marries with Hypophosphatemia woman whose father is normal. What will be observation in their child is correct?
a. All daughters affected b. half of their daughters affected
c. All sons affected d. half of their son’s affected
#Question id: 4794
#Unit 8. Inheritance Biology
Following statement given for a character
A- Characteristics are determined by autosomal genes
B- Inherited according to Mendel’s principles
C-they are different expressivity in males and females
Which of the following having above statements feature?