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#Question id: 5242


Auxotrohic bacteria plating on different medium, it is observed that colonies grow on minimal plus threonine only, no colony on minimal plus leucine and no colonies grow on minimal medium cystein only. What are the actual genotypes of auxotroph?

#Unit 8. Inheritance Biology
  1. Leu- Thr- Cys+           

  2. Leu+ Thr- Cys+           

  3. Leu+ Thr+ Cys-           

  4. Leu- Thr+ Cys+       


Answer:- Option(s): 2


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#Question id: 2359

#Unit 2. Cellular Organization

 Sometimes smooth ER specializes in the production of ____ 

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#Question id: 2360

#Unit 2. Cellular Organization

A mitochondrion has a(n) ______ , an inner space filled with a gel-like fluid.

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#Question id: 2361

#Unit 2. Cellular Organization

______ of the cytoskeleton help maintain the shape of the cell.

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#Question id: 2362

#Unit 2. Cellular Organization

Before a cell divides, the centrioles ______

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#Question id: 2363

#Unit 2. Cellular Organization

Cells lining the respiratory tract contain ______ that help keep the lungs clear of particles.

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#Question id: 2364

#Unit 2. Cellular Organization

An enzyme's specificity is caused by the ______ of the active site.

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