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

Explain the rapport building, Q. Explain the Rapport Building? Maintain...

Q. Explain the Rapport Building? Maintaining good relationship with the client is very important in counselling. This will help you to gain trust, confidence of the client and

Source of cells for regeneration, Source of Cells for Regeneration It...

Source of Cells for Regeneration It had been considered earlier that interstitial cells constitute a reserve of undifferentiated cells that provide the cellular material for

Skin, Two adaptation of the skin against attack by micro-organisms

Two adaptation of the skin against attack by micro-organisms

Explain class angiospermae, Class angiospermae (Flowering plants) Flowers...

Class angiospermae (Flowering plants) Flowers are the reproductive structures. Ovules are protected within ovary, xylem vessels are present. After fertilisation the ovary develop

Explain apoptosis, Changes those are associated with programmed cell death,...

Changes those are associated with programmed cell death, containing release of apoptotic bodies, blebbing, and nuclear fragmentation.

Explain relative quantitative difference of protein taxonomy, Explain Relat...

Explain Relative Quantitative difference of Protein Taxonomy This analysis involves the study between the amounts of different proteins and more significantly, of different con

Why do preserved foods not spoil, Why do preserved foods not spoil? Pla...

Why do preserved foods not spoil? Plant and animal cells must stay in an isotonic, or neutral, solution to survive. When salt or sugar is added, more of the cells wither and di

Describe animal which limits activity to period of dim light, Which term is...

Which term is used to describe an animal which limits its activity to periods of dim light at dawn and dusk? a) Diurnal (pron: die-ER-nal) b) Vesperal (pron: VESS-per-al)

Define ovule, A vertical section of an ovule is shown below.  The correct p...

A vertical section of an ovule is shown below.  The correct ploidy levels of the four structures P, Q, R and S respectively are: a.  n, 2n, n, n b.  2n, n, n, n c.

Describe the male reproductive system, Describe the Male Reproductive Syste...

Describe the Male Reproductive System? In addition to the primary sex organs, the testes, there are accessory structures that store, nourish, and activate the sperm, and conduc

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