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TLS Online TPP Program

#Question id: 3041

Which statement about gram-negative bacteria is correct?

#Unit 2. Cellular Organization

  1.  Penicillins are the best antibiotics to use against them.

  2. They often possess an outer membrane containing toxic lipopolysaccharides.

  3. Their chromosomes are composed of DNA tightly wrapped around large amounts of histone proteins.

  4. Their cell walls are primarily composed of peptidoglycan.

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TLS Online TPP Program

#Question id: 30095

#Unit 1. Molecules and their Interaction Relevant to Biology

In tissues that do not carry out active de novo synthesis, maintenance of an adequate supply of adenine nucleotides:
TLS Online TPP Program

#Question id: 23714

#Unit 8. Inheritance Biology

Chromosomal regions containing genes that influence a quantitative trait is referred to as,
TLS Online TPP Program

#Question id: 1396

#Unit 4. Cell Communication and Cell Signaling

Trks are:

a. endonucleases.        b. transmembrane receptors.   c. proteases.     d. protein kinases.      
TLS Online TPP Program

#Question id: 4415

#Unit 3. Fundamental Processes

PML nuclear bodies are also sites of post-translational modification of proteins through the addition of
TLS Online TPP Program

#Question id: 4421

#Unit 3. Fundamental Processes

In addition to histone acetylase complexes, multiprotein chromatin-remodeling complexes are required for activation at many promoters. The first of these complexes characterized was the yeast SWI/SNF chromatin-remodeling complex. One of the SWI/SNF subunits has homology to