Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 35052
TLS Online TPP Program

#Question id: 5761

E. coli cells were spread on an agar plate, producing 1000 colonies.  The colonies are replica plated on two agar plates containing the antibiotic kanamycin and one agar plate without antibiotics.  All of the colonies are able to grow on the agar plate without antibiotic but only 4 colonies are able to grow on each of the agar plates containing kanamycin.  You notice that the four colonies that grew on each of the kanamycin containing plates are in the exact same position.  This demonstrates

#Unit 8. Inheritance Biology

  1. how to screen for environmental mutagens

  2. that mutations occur in prokaryotes as well as in eukaryotes

  3. that in some cases mutations are caused by the selective agent itself

  4. a direct correlation between the amount of the selective agent used and the number of resistant mutants (one-hit relationship)

More Questions
TLS Online TPP Program

#Question id: 23347

#Unit 1. Molecules and their Interaction Relevant to Biology

The main Psycho-motor objective of the workshop is
TLS Online TPP Program

#Question id: 23346

#Unit 1. Molecules and their Interaction Relevant to Biology

The research papers writing methodology has slight variations in reference to
TLS Online TPP Program

#Question id: 23345

#Unit 1. Molecules and their Interaction Relevant to Biology

The affective objective of seminar is
TLS Online TPP Program

#Question id: 24165

#Unit 1. Molecules and their Interaction Relevant to Biology

When winding an old clock, it is important not to overwind it. Overwinding occurs when the mainspring is almost fully wound, but the operator continues to turn the winding key. This causes the main spring to coil too tightly, and might even break it.

This paragraph best supports the statement that
TLS Online TPP Program

#Question id: 24164

#Unit 1. Molecules and their Interaction Relevant to Biology

Reality TV shows will have an adverse effect on traditional dramas and comedies. As reality TV increases in popularity, network executives will begin canceling more traditional programs and replacing them with the latest in reality TV.

This paragraph best supports the statement that
TLS Online TPP Program

#Question id: 24163

#Unit 1. Molecules and their Interaction Relevant to Biology

Today’s postal service is more efficient than ever. Mail that once took months to move by horse and foot now moves around the country in days or hours by truck, train, and plane. If your letter or package is urgent, the U.S. Postal Service offers Priority Mail and Express Mail services. Priority Mail is guaranteed to go anywhere in the United States in two days or less. Express Mail will get your package there overnight.

This paragraph best supports the statement that