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TLS Online TPP Program

#Question id: 32263

What happens if several hydrophobic amino acids are deleted from an ER signal sequence?

#Unit 2. Cellular Organization
  1. The sequence remains functional
  2. The sequence becomes more efficient
  3. The sequence loses its ability to function
  4. The sequence gains additional functions
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TLS Online TPP Program

#Question id: 1492

#Unit 4. Cell Communication and Cell Signaling

Cancer is said to be monoclonal. What does that mean?
TLS Online TPP Program

#Question id: 3913

#Unit 3. Fundamental Processes

The sigma-70 subunit
TLS Online TPP Program

#Question id: 809

#Unit 1. Molecules and their Interaction Relevant to Biology

A single-stranded DNA molecule contains 40 nucleotides with equal amounts of A, C, G, and T. This DNA strand can combine with a complementary DNA strand to form a double-stranded DNA molecule. Which of the following double-stranded DNA molecules would denature at a lower temperature than the 40 base-pair double-stranded molecule described above?
TLS Online TPP Program

#Question id: 3578

#Unit 8. Inheritance Biology

A locus is:
TLS Online TPP Program

#Question id: 19101

#Unit 6. System Physiology – Plant

which are specialized bacteria that are obligate parasites of the phloem tissue?