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TLS Online TPP Program

#Question id: 770

MicroRNAs contribute to the regulation of gene expression through:

#Unit 1. Molecules and their Interaction Relevant to Biology

  1. acting as an enhancer in the transcription process by binding to the promoter;

  2. inhibiting translation by binding to the 3'end of mRNA;

  3. enhancing translation by binding to the TATA box;

  4. enhancing translation by binding to the 5'end of mRNA.

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TLS Online TPP Program

#Question id: 2289

#Unit 2. Cellular Organization

According to the endosymbiotic theory, which organelles form from engulfing of cyanobacteria  
TLS Online TPP Program

#Question id: 2290

#Unit 2. Cellular Organization

The cytoskeleton includes all of the following except
TLS Online TPP Program

#Question id: 2292

#Unit 2. Cellular Organization

which one is not function of Golgi apparatus,
TLS Online TPP Program

#Question id: 2293

#Unit 2. Cellular Organization

Hooke, Lamark, and Dutrochet are all credited with developing the
TLS Online TPP Program

#Question id: 2294

#Unit 2. Cellular Organization

________ use such high magnification that even atoms are discernable.
TLS Online TPP Program

#Question id: 2599

#Unit 2. Cellular Organization

The mRNA from the trp operon has a half-life of only about____