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TLS Online TPP Program

#Question id: 15146

You have isolated a set of five yeast mutants that form dark red colonies instead of the usual white colonies of wild-type yeast. You cross each of the mutants to a wild-type haploid strain and obtain the results shown below;
What do these results tell you about each of the mutants?

#Unit 8. Inheritance Biology
  1. All the mutants 1, 2, 3, 4 and 5 are recessive to wild-type .
  2. Mutants 1, 2, 3 and 5 are recessive to wild-type and mutant 4 is dominant to wild-type.
  3. Mutant 4 is recessive to the wild type while the mutant 1, 2, 3 and 5  are recessive to wild-type.
  4. Mutants 1, 2, 3 and 5 are dominant to wild-type and mutant 4 is recessive to wild-type
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TLS Online TPP Program

#Question id: 362

#Unit 1. Molecules and their Interaction Relevant to Biology

A 0.01 M solution of a substance has a pH of 2. What can you conclude about this substance?
TLS Online TPP Program

#Question id: 12710

#Unit 8. Inheritance Biology

When the two gene is present on the same chromosome and 50% chance of crossing over take place, then this is the case of ,
TLS Online TPP Program

#Question id: 23440

#General Aptitude

You are playing football in a park. When you kick the ball, it strikes and breaks the window pane of a nearby house. You would:
TLS Online TPP Program

#Question id: 11547

#Unit 7. System Physiology – Animal

A cluster of tumor cells that produces and secretes growth factors to induce surrounding cells to grow and divide is showing which type of cell-to-cell signaling?
TLS Online TPP Program

#Question id: 2277

#Unit 2. Cellular Organization

A gram-positive bacterium is stained _______________ by the gram stain