#Question id: 4881
#Unit 8. Inheritance Biology
A panel of cell lines was created from mouse–human somatic-cell fusions. Each line was examined for the presence of human chromosomes and for the production of three enzymes. The following results were obtained On the basis of above results. Which of the following chromosome location of enzyme 1, enzyme 2, and enzyme 3?
#Question id: 4880
#Unit 8. Inheritance Biology
There is following normal gene and their restriction site are given
Mutant phenotype due to mutation that alters EcoRI site 1 occurs in this piece of DNA. There is following analysis of different band in their family (+ present , - absent)
|
Visible band |
Male Parents I |
Female Parents II |
Son ( affected ) |
Daughter ( normal) |
|
2 Kb |
+ |
+ |
- |
+ |
|
4 Kb |
+ |
+ |
- |
+ |
|
5 Kb |
+ |
+ |
+ |
+ |
|
6 Kb |
- |
+ |
+ |
+ |
Which of the following is mode of inheritance of trait?
#Question id: 4879
#Unit 8. Inheritance Biology
A wild plant with genes AABBCC was crossed with a triple recessive mutant aabbcc. The F1 male hybrid (AaBbCc) was then back crossed with the triple mutant and the phenotypes recorded are as follows
AabbCc (50), aaBbcc(50), AaBbCc (100), aabbcc (100), AaBbcc (350), aabbCc (350)
Distance between A to B is ----------M----- map unit with ………N…….configuration, distance between B to C is ----O---- map unit with ------P-------configuration?
#Question id: 4719
#Unit 8. Inheritance Biology
When a trait exhibits complete co-dominance rather than complete dominance, a cross between heterozygote results deviation of following;
#Question id: 4723
#Unit 8. Inheritance Biology
The most common cause of the pleiotropic effect of gene is due to
#Question id: 4724
#Unit 8. Inheritance Biology
Which of the following are true about crossing over ?