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#Question id: 5295

A cross is made between an Hfr that is met+ thi+ pur+ and an F-that is met- thi- pur-. Interrupted mating studies show that met+ enters the recipient last, so met+ recombinants are selected on a medium containing supplements that satisfy only the pur and thi requirements.  These recombinants are tested for the presence of the thi+ and pur+ alleles. The following numbers of individuals are found for each genotype:

A) Gene Order

I

Thi Pur  Met

II

Pur  Met  Thi

III

Pur   Thi  Met

B) Distance between Pur and Thi

IV

15.4 map unit

V

1.8 map unit

What is the following correct combination?

#XL - S Microbiology

  1. A- II, B-V        

  2. A-I, B-IV                

  3. A-1, B-V           

  4. A-III, B-V    

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#Question id: 11506

#XL - S Microbiology

A biologist discovers a new unicellullar organism that possesses more than two flagella and two small, but equal-sized, nuclei. The organism has reduced

mitochondria (mitosomes), no chloroplasts, and is anaerobic. To which clade does this organism probably belong?
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#Question id: 27459

#XL - R Botany

In Rhodophyceae, food is stored as complex carbohydrates, which may be in the form of _____
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#Question id: 1712

#XL - Q Biochemistry

The tingible bodies inside germinal center macrophages are:
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#Question id: 11717

#XL - R Botany

Inhibitors of the third stage of the gibberellin biosynthetic pathway is___
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#Question id: 14966

#XL - S Microbiology

The bacterial cell wall is composed of a macromolecular network called peplidoglycan (also known as murein) which is present either alone or in combination with other substances