genes occur on chromosome , Biology

Assignment Help:

In Drosophila, these genes occur on chromosome 4.

H - wild type (normal)     h - hairy

F - wild type                   f - frizzled

E - wild type                  e - vestigial


The cross HFE  x  hfe   yielded the following:

    Hfe         hfe


HFE - 393    HFe - 28

h f e - 409   h f E- 30

H f e - 58    H f E -  1

h F E - 80    h F e -   1


a. (2 pts.)  Which group in the progeny represents double cross-overs?  Parental types?

b. (1 pt.)  What is the correct gene order?

c. (7 pts.)  Compute for the distance between genes and draw the linkage map.

d. (2 pts.)  Compute for coefficient of coincidence and interference.


Related Discussions:- genes occur on chromosome

How does the amoeboid movement occur, Q How does the amoeboid movement occu...

Q How does the amoeboid movement occur and what are examples of beings and cells that use such movements for locomotion? Amoeboid movements are created by cytoplasmic movements

How is the nervous system characterized, Q. How is the nervous system chara...

Q. How is the nervous system characterized in beings of the phylum Annelida? How can one compare cephalization in annelids to cephalization in platyhelminthes and nematodes? An

Describe in brief about the boron - micronutrients, Describe in brief abou...

Describe in brief about the Boron  - Micronutrients  Boron is required in extremely small amounts in the range of 0.01 to 1.0 ppm. The actual amount may vary from crop to crop

Explain tb in pregnancy, TB in pregnancy Treatment of TB should be init...

TB in pregnancy Treatment of TB should be initiated in pregnancy when there is moderate to high suspicion of disease because active infection during pregnancy poses a risk to t

What are the major cellular features of fungi, Q. What are the major cellul...

Q. What are the major cellular features of fungi? There are pluricellular and unicellular fungi. All fungi are heterotrophs and eukaryotes. Fungi have cells with cell wall m

Human gene responsible for a form of muscular dystrophy, Graduate student D...

Graduate student Dee Innay works in a human genome lab, whose goal is to identify the human gene responsible for a form of muscular dystrophy (MD).  Dee has mapped the MD gene to a

Explain adverse effects of lactic acidosis, Adverse effects of Lactic acido...

Adverse effects of Lactic acidosis- Lactic acidosis and severe hepatomegaly with steatosis have been reported with use of other nucleoside analogs. The most common adverse effe

Zonation in the ocean, Q. Zonation in the ocean? The oceans play a majo...

Q. Zonation in the ocean? The oceans play a major role in determining the climate and sustaining life on earth. Oceans help to redistribute the solar energy, through ocean curr

What are the parathyroids, What are the parathyroids? Where are they locate...

What are the parathyroids? Where are they located and what are the hormones secreted by these glands? The parathyroids are four small glands embedded two in every posterior fac

Carbohydrates requirement in chronic diarrhoea, Q. Carbohydrates requiremen...

Q. Carbohydrates requirement in chronic diarrhoea? Adequate amount of carbohydrates i. e 60-65% of the total energy should be given to the patient. Easily assimilated carbohydr

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd